Money is all about opportunity cost. Every time you spend on something, that's something you can't spend on something else.

One of the big lessons from behavioral economics is that we make decisions as a function of the environment that we're in.

Even the most analytical thinkers are predictably irrational; the really smart ones acknowledge and address their irrationalities.

The idea that you will make the right decision every time is very unlikely.

Your immediate environment is comprised of coffee shops, supermarkets, websites, apps and all kinds of things - none of which have an interest in your long-term or short-term financial well-being.

Giving up on our long-term goals for immediate gratification, my friends, is procrastination.

Companies, however unintentionally, choke the motivation out of their employees.

Honesty is a complex and tricky thing, and we don't want to be honest all the time.

The most difficult thing is to recognize that sometimes we too are blinded by our own incentives. Because we don’t see how our conflicts of interest work on us.

Thinking is difficult and sometimes unpleasant.

Brands communicate in two directions: they help us tell other people something about ourselves, but they also help us form ideas about who we are.

We live, I regret to say, in an age of surfaces

We all have individually special kingdoms of success in each of us. Obedience is the throne of those kingdoms without which the real person we are is sure to suffer eviction.

The world is already yours - why try to conquer it?

Be curious! Curiosity is the mother of all knowledge.

Only in the spirit of attack, born in a brave heart, will bring success to any fighter aircraft, no matter how highly developed it may be.

It's really important to have a healthy sexuality and to be open about it. It's not a taboo. It's normal.

To try to be happy is to try to build a machine with no other specification than that it shall run noiselessly.

A well-trained cat doesn't exist because a cat remains a cat.

Love," he said, "has the longest arms.

When I was in school, one of my teachers was crazy about me. I once heard her tell another teacher, "I wish he was my kid for one day!"