We think the Dred Scott decision is erroneous. We know the court that made it has often overruled its own decisions, and we shall do what we can to have it overrule this.

Force is as pitiless to the man who possesses it, or thinks he does, as it is to its victims; the second it crushes, the first it intoxicates. The truth is, nobody really possesses it.

Beauty is all very well at first sight; but who ever looks at it when it has been in the house three days?

If we're trying to build a world-class News Feed and a world-class messaging product and a world-class search product and a world-class ad system, and invent virtual reality and build drones, I can't write every line of code. I can't write any lines of code.

Life is tough, but it's tougher if you're stupid.