Modern humans have been around for about 200,000 years. For those last 2,500 years or so, we've had philosophers, sages, and deep thinkers to help us guide and understand our behaviors ...

Philosophers like Socrates, Seneca, Confucius, and Siddhartha Gautama offered solutions to problems such as suffering, greed, love, and living a worthwhile life. Here's a highlight reel of the ...