Every game, and almost every life situation, has short cuts: ways you can get better without learning the entire literature of the game from beginning to end.

Everyone is an entrepreneur. The only skills you need to be an entrepreneur: an ability to fail, an ability to have ideas, to sell those ideas, to execute on those ideas, and to be persistent so even as you fail you learn and move onto the next adventure.

Don't time travel into the past, roaming through the nuances as if they can change. Don't bookmark pages you've already read.

Mistakes I've made in the past make me afraid to try new things in the future. I want to be perfect.

There is that definition of leadership that says, 'Leadership is convincing people to do things that they otherwise wouldn't have done because you've made them believe it's the right thing to do.' And a great speech can do that.

Simon Bolivar is the leader of the revolution of this land. He is the leader of the social revolution, the people's revolution, the historical revolution.

Polite and velvety leaders, who take care to avoid bruising others, are generally not as effective at forcing change.

I think America has more than enough maturity and intelligence to start exercising its world leadership responsibly.