"We are all translators of our own lives."
"There's nothing that says you have to be happy all the time."
The secret to happiness is to face the fact that the world is horrible.
不要哭泣；不要愤怒。去理解。
数学的本质在于它的自由。
The most successful societies in the world are those that have been able to combine the strengths of the state with the strengths of the market.