For those last 2,500 years or so, we've had philosophers, sages, and deep thinkers to help us guide ... Here's a highlight reel of the finest in ancient wisdom. We're confident they're just ...

The ancient Greek historian Thucydides famously claimed that his work would be ‘a possession for all time’: not just the history of a single war between the Athenians and the Spartans, but a guide to ...