You're either not hiring at all or it's probably your single biggest block of time.

No matter what you choose, build stuff and be around smart people.

You can create value with breakthrough innovation, incremental refinement, or complex coordination. Great companies often do two of these. The very best companies do all three.

Founders are usually very stingy with equity to employees and very generous with equity to investors. I think this is totally backwards.

Obsess about the quality of the product.

In general don't start a startup you're not willing to work on for ten years.

Everyone starting a startup for the first time is scared, and everyone feels like a bit of an imposter.

No growth hack, brilliant marketing idea, or sales team can save you long term if you don't have a sufficiently good product.

You have to be decisive. Indecisiveness is a startup killer.

Execution gets divided into two key questions: 1) can you figure out what to do and 2) can you get it done.

If you don't need it yourself, and you're building something that someone else needs, realize you're at a big disadvantage.

Always evaluate and determine the product of your life

Well, I know about loneliness. I won't talk about it, but I was very lonely after the war. I know what it feels like to spend a whole weekend all by yourself and no one wants you at all.

Only the fearless made proceed. Brave ones, foolish ones. Both walk not the middle road.

Sanity is for the weak

Sleep - kinsman thou to death and trance and madness.

PIANO, n. A parlor utensil for subduing the impenitent visitor. It is operated by depressing the keys of the machine and the spirits of the audience.

in crowded rooms they would form words with their lips for each other's eyes

If I had to pick a single word to describe what my pictures are all about, I would say 'secrets.' As a child I always had a secret world and my favorite book was “A Secret Garden.

What we do and accomplish is only the tip of the iceberg of what's possible for us.

It is not discrimination to treat different things differently.