What is the ideal audio atmosphere for creativity and it turns out it is not complete silence, and it is not a very loud atmosphere, it's something about 70 decibels.

[Happiness is] a ghost, it’s a shadow. You can’t really chase it. It’s a by-product, a very pleasant side effect to a life lived well.

what doesn't kill you not only make you stronger, but also more honest.

When you drink coffee, you become very focused, and in fact, the key to creative genius is to be defocused.

Someone like Mozart moves from Salzburg to Vienna, where all of the sudden he finds this musical city that is not only asking for music, it's demanding music of him.

Every country has its cocktail-party question. A simple one-sentence query, the answer to which unlocks a motherlode of information about the person you just met.... In Switzerland it is, Where are you from? That is all you need to know about someone.

Part of positive psychology is about being positive, but sometimes laughter and clowns are not appropriate. Some people don't want to be happy, and that's okay. They want meaningful lives, and those are not always the same as happy lives.