Overconfidence is usually the mistake of experts, and we do give them a lot of power and authority. Plain and simple, incompetence is frustrating, bu… - Eric Barker

You need a personal definition of success. Looking around you to see if you’re succeeding is no longer a realistic option.

Nobel Prize winner Daniel Kahneman found that when you survey people in the moment, their happiness levels are highest while with friends...

To be fair, research by Beverley Fair shows that we're the absolute happiest when with both friends and spouses. But even within a marriage, friendship reigns. Work by Gallup found that 70 percent of marital satisfaction is due to the couple's friendship. Tom Rath says it's five times as critical to a good marriage as physical intimacy.

As James Gleick writes in his biography Isaac Newton, “He was born into a world of darkness, obscurity, and magic; led a strangely pure and obsessive life, lacking parents, lovers, and friends; quarreled bitterly with great men who crossed his path; veered at least once to the brink of madness; cloaked his work in secrecy; and yet discovered more of the essential core of human knowledge than anyone before or after.