The thing that we are trying to do at Facebook is just help people connect and communicate more efficiently.

The biggest risk is not taking any risk.

Don't discount yourself, no matter what you're doing. Everyone has a unique perspective that they can bring to the world.

I think a simple rule of business is, if you do the things that are easier first, then you can actually make a lot of progress.

Move fast, take risks, it's okay to try big things you're better off trying something and having it not work and learning from that than having not done anything at all.

The biggest risk is not taking any risk... In a world that changing really quickly, the only strategy that is guaranteed to fail is not taking risks.

People have really gotten comfortable not only sharing more information and different kinds, but more openly and with more people - and that social norm is just something that has evolved over time.

When you want to change things, you can't please everyone. If you do please everyone, you aren't making enough progress.

My number one piece of advice is: you should learn how to program.

If things aren’t breaking, then you’re not moving fast enough. People learn by making mistakes.

People think innovation is just having a good idea but a lot of it is just moving quickly and trying a lot of things.

If books are not good company, where shall I find it?

She tips back her head and howls: Moooooown! Oh wonderful moooooowwwwwyyyn!

It is a paradox that every dictator has climbed to power on the ladder of free speech. Immediately on attaining power each dictator has suppressed all free speech except his own.

Just tell the truth and you're home free. If there are amends to be made, you make them. You own it and move on.

What a man is lies as certainly upon his countenance as in his heart, though none of his acquaintances may be able to read it. The very intercourse with him may have rendered it more difficult.

If people understood how the economic system works, there'd be a revolution in a minute.

Languages are something of a mess. They evolve over centuries through an unplanned, democratic process that leaves them teeming with irregularities, quirks, and words like 'knight.'

A woman will allow herself to be clouded by her emotions. Her reasonable thought becomes completely unreasonable over the most ridiculous thing. It's a girl thing.

When love brings so much joy, why must it bring so much pain?

Of all the subjects I have photographed, the most controversial and the one that has moved me the most has to be the prostitutes who are getting on in years. They are true survivors.