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Discover a practical approach to learning Spanish as a complete beginner, focusing on daily immersion, high-frequency phrases, and confidence-building techniques that make the language accessible from day one.

Test and validate your business idea with practical exercises and real-world case studies.

Discover how positive thinking physically changes your brain, extends lifespan, and isn't about ignoring problems. Learn practical techniques to develop optimism through cognitive reframing and gratitude practices.

Lena and Eli explore the science-backed secrets of meaningful friendship, from building trust and authentic communication to celebrating successes and navigating conflicts with grace.

Forbidden aristocratic passion blooms in twilight imperial Japan.

A fascinating exploration of loneliness as a modern phenomenon, tracing its evolution and impact on society through history.

Master the art of influence through six powerful sources to create lasting change in any personal or professional setting.

A clever guide simplifying complex psychiatric diagnoses, using cartoons and mnemonics to make DSM-5 concepts easily digestible for clinicians.

Transform from a nervous speaker to a confident presenter with practical strategies for overcoming public speaking anxiety.

Exploring 15 billion years of cosmic evolution and human knowledge

Career development through strengths

Explore how Scandinavian seafarers transformed global civilization through revolutionary shipbuilding, extensive trade networks, and adaptive governance-connecting four continents centuries before Columbus and laying foundations for modern Russia, Iceland's democracy, and international commerce.

Obsessive desire meets forbidden attraction in this unputdownable dark romance.

Seductive Robin Hood finale that steals hearts and ignites passion.

Discover research-backed strategies for creating lasting romantic relationships, from understanding your attachment style to mastering attraction science and navigating modern dating challenges with confidence.

Ancestral magic empowers women to defy centuries of persecution.

Victorian London's criminal underbelly: where deception, desire, and betrayal collide.

Provocative analysis challenging conventional wisdom on voter behavior, arguing democracies choose bad policies due to irrational biases among citizens.