The Wisdom of Paradox: Logic is the key to scientific truths, but paradoxes are the key to psychological ones. When it comes to the human condition, the deepest truths are often counter-intuitive. When you find two opposites that are both true, start exploring.

Most people think of secrets as Easter eggs. They assume that if a secret is important, it’s necessarily going to be hard to find. The best ideas can come from things that are so well-known that they aren’t well-seen.