
In "Know Your Why," finance titan Ken Costa bridges faith and career with biblical wisdom. Endorsed by Rick Warren and Bear Grylls, this unique guide helps discover purpose through divine alignment. What makes the chairman of Alpha International's perspective so "foundational to living a purpose driven life"?
Ken Costa is the author of Know Your Why: Finding and Fulfilling Your Calling in Life and an internationally renowned investment banker with over 40 years of experience in the financial sector. This personal development and Christian living book explores how to discover purpose and meaning in work, drawing on Costa's unique perspective bridging faith and high-level finance.
Costa served as Chairman of UBS Investment Bank for Europe, the Middle East, and Africa, and later as Chairman of Lazard International, advising on major global deals including the sale of Harrods to the Qatari royal family in 2010.
Born in South Africa and educated in law and theology at Cambridge University, he is now Emeritus Professor of Commerce at Gresham College and Chairman Emeritus of Alpha International, which has reached over 27 million people worldwide. His other books include God at Work and The 100 Trillion Dollar Wealth Transfer, which examines how generational change will revolutionize capitalism.
Know Your Why by Ken Costa is a Christian guide to discovering and fulfilling your calling in life, particularly within the workplace. Costa explores how to align your work with God's purpose by examining your identity in Christ, passions, and gifts. The book addresses practical challenges like fear of failure, decision-making, and waiting on God's timing while emphasizing that work should be viewed as ministry and service for the common good.
Ken Costa is a London-based investment banker with over 40 years of experience in global finance, having served as Chairman of Lazard International and UBS Investment Bank. He is also Dean of Holy Trinity Brompton Leadership College London and Chairman Emeritus of Alpha International. Costa uniquely bridges faith and secular professions, speaking on financial ethics and Christian issues while training young leaders to integrate faith into their workplace.
Know Your Why is ideal for Christians struggling to find purpose and meaning in their work, especially those who view their careers as separate from their faith. The book particularly benefits professionals facing career transitions, feeling disconnected from their calling, or wrestling with "inferiority complexes regarding their vocations". It's valuable for anyone spending significant time at work—Costa notes we spend about 40% of our lives working—who wants to transform their workplace as salt and light.
Know Your Why is considered an inspiring and biblically grounded book that offers practical guidance on decision-making, perseverance, and aligning desires with God's will. Reviewers warn it "might just change the direction of your life" because it deeply challenges readers to discover their God-given callings. The book effectively blends biblical principles with workplace illustrations from Costa's 40-year banking career, making it particularly valuable for professionals seeking to integrate faith and work meaningfully.
The main ideas in Know Your Why center on understanding your core motivation and divine purpose. Costa emphasizes that identity in Christ comes before destiny, teaching that work is service for the common good and transformation of the workplace. Key takeaways include engaging with God through prayer to discern calling, seeking community support and accountability, viewing waiting as spiritual discipline, and overcoming fear by trusting God's guidance. Costa stresses that taking risks is essential to living a life of faith.
In Know Your Why, Ken Costa defines calling as a personal journey shaped by individual experiences, gifts, and relationship with God. He emphasizes that calling is not just about career choices but is deeply rooted in serving others and the common good. Costa teaches that identity comes before destiny—who we are in Christ precedes our life's purpose. He frames calling as "the place where your deep gladness and the world's deep hunger meet," highlighting the intersection of personal passion and societal need.
Know Your Why contains several impactful quotes that capture Costa's message.
Ken Costa identifies fear, particularly fear of failure, as a significant barrier to pursuing one's calling in Know Your Why. He offers strategies including seeking God's guidance through prayer and worship, and reframing failure as part of growth rather than permanent defeat. Costa encourages courageous action despite fears, emphasizing resilience and perseverance. He reassures readers that God's grace is sufficient and that mistakes can lead to new paths and insights, urging them to keep moving forward through challenges.
Community is essential in Know Your Why, serving as a support system that provides encouragement as individuals pursue their callings. Costa emphasizes that engaging with others creates accountability, helping people stay focused on goals and commitments. He advocates seeking advice from trusted friends and mentors during the discernment process. The book highlights shared wisdom and experiences from community members as valuable sources of guidance that can illuminate one's path and provide crucial insights for discovering purpose.
Ken Costa uses various biblical stories throughout Know Your Why to reinforce his teachings, with the story of Gideon serving as a prominent example. The Gideon narrative illustrates how God transforms individuals from doubt to confidence, empowering them to fulfill their callings. Costa uses this story to emphasize that true strength comes from God and that divine power enables individuals to achieve great things. He demonstrates through biblical examples how God breaks down personal and societal barriers, enabling people to step into their God-given purposes.
Know Your Why by Ken Costa provides practical guidance for career decisions by encouraging readers to seek God's guidance through prayer and scripture for clarity. Costa advises consulting trusted mentors and reflecting on experiences before taking action based on insights and God's leading. He helps professionals view their work as a calling rather than just a job, seeing workplaces as opportunities for transformation. The book is particularly helpful for those struggling with purpose at work or facing transitions, offering frameworks to identify passions, skills, and desires aligned with God's plan.
Ken Costa presents a three-part framework in Know Your Why for discovering calling:
He emphasizes examining the question "What will I do with what I have?" to consider how to use gifts and talents. Costa teaches that calling discovery requires active engagement—not passive waiting—through ongoing reflection, prayer, and action while remaining attentive to where deep gladness meets the world's deep need.
著者の声を通じて本を感じる
知識を魅力的で例が豊富な洞察に変換
キーアイデアを瞬時にキャプチャして素早く学習
楽しく魅力的な方法で本を楽しむ
Following God isn't blind obedience but a collaborative journey.
Our identity in Christ must come before our destiny.
In Christ all things hold together.
The workplace should be a continuation of our worship.
Small acts always have significant effects.
『Know Your Why』の核心的なアイデアを分かりやすいポイントに分解し、革新的なチームがどのように創造、協力、成長するかを理解します。
『Know Your Why』を素早い記憶のヒントに凝縮し、率直さ、チームワーク、創造的な回復力の主要原則を強調します。

鮮やかなストーリーテリングを通じて『Know Your Why』を体験し、イノベーションのレッスンを記憶に残り、応用できる瞬間に変えます。
何でも質問し、声を選び、本当にあなたに響く洞察を一緒に作り出しましょう。

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"Makes me feel smarter every time before going to work"

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Have you ever found yourself wide awake at 3 AM, staring at the ceiling and wondering why you're here? Not just why you exist, but why you're in this specific job, relationship, or city? This existential question has haunted humanity for centuries. In "Know Your Why," Ken Costa draws from his remarkable journey from apartheid South Africa to the pinnacle of London's financial world to offer a refreshing perspective: finding your purpose isn't just a self-help exercise but a divine appointment. When Jesus asked his first disciples, "What do you want?" he wasn't making small talk - he was cutting straight to the heart of human desire and purpose. This question extends beyond mere existence to the specific contexts of our lives: Why am I here in this job? This city? This relationship? Following God isn't blind obedience to a distant deity but a collaborative journey - like traveling with a friend toward a shared destination, working out the route together.