Anti-aging is an extremely under-explored field.

Today's 'best practices' lead to dead ends; the best paths are new and untried.

The most contrarian thing of all is not to oppose the crowd but to think for yourself.

I no longer believe that freedom and democracy are compatible.

The most successful businesses have an idea for the future that's very different from the present.

I do think Bitcoin is the first [encrypted money] that has the potential to do something like change the world.

Every business is successful exactly to the extent that it does something others cannot.

In the '30s, the Keynesian stuff worked at least in the sense that you could print money without inflation because there was all this productivity growth happening. That's not going to work today.

Under perfect competition, in the long run no company makes an economic profit.

The most fundamental reason that even businesspeople underestimate the importance of sales is the systematic effort to hide it at every level of every field in a world secretly driven by it.

Of the six people who started PayPal, four had built bombs in high school.

The rottweiler stood his ground and waited for me to take the next step in the dance of ritualized intimidation. Instead, I leaped at him. Screw ritual. Now was not the time to stand on ceremony.

I can't live a lie. I can't run from my life.

I loved painting and drawing for many reasons. One of them was that all it really required was me, a pencil and a pad. It was something I was passionate about, and still am.

Sending money to Washington to have it administered and sent back is like getting a blood transfusion from your right arm to your left arm with a leaky valve.

I thought it was cool how [ Riccardo Tisci] wanted to blend Africa and Asia because they relate to each other in so many different ways.

I hardly ever work out.

I always believed you could learn something from nearly everybody you meet, if you're open to it.

My trouble is I analyze life instead of live it.

To one who has enjoyed the full life of any scene, of any hour, what thoughts can be recorded about it seem like the commas and semicolons in the paragraph-mere stops.

When I grow, I'm going to be my mother.