Language defines us as a species, placing humans head and shoulders above even the most proficient animal communicators. But it also beguiles us with its endless mysteries, allowing us to ponder why different languages emerged, why there isn't simply a single language, how languages change over time and whether that's good or bad, and how languages die out and become extinct.

When it comes to choosing, using, and maintaining a database, understanding its internals is essential. But with so many distributed databases and tools available today, it's often difficult to understand what each one offers. With this practical guide, Alex Petrov guides developers through the concepts behind modern database and storage engine internals.

Why have history's greatest minds - from George Washington to Frederick the Great to Ralph Waldo Emerson along with today's top performers, from Super Bowl-winning football coaches to CEOs and celebrities - embraced the wisdom of the ancient Stoics? Because they realize that the most valuable wisdom is timeless and that philosophy is for living a better life, not a classroom exercise. The Daily Stoic offers a daily devotional of Stoic insights and exercises, featuring all-new translations.

Learn how to invest with skill and confidence to attain your financial goals with the 24 timely and informative lectures of Understanding Investments. Economist, Professor Connel Fullenkamp explains the fundamentals of investing to those new to the subject while broadening and deepening the knowledge of more experienced investors. He clearly explains the various kinds of financial markets, the different kinds of investments available to you, and the pros and cons of each - and tells you how to evaluate each of these in terms of your own financial situation and goals.

Fadel Zeidan, research director of the University of California, San Diego Center for Mindfulness, is an expert on the neural mechanisms that support mindfulness- and meditation-based pain relief. In his Audible Original, Mindfulness for Pain Relief, he shows you how mindfulness meditation—even for short periods of time—can bring your experience of pain under control.