The best weapon of a dictatorship is secrecy, but the best weapon of a democracy should be the weapon of openness.
独裁统治的最佳武器是保密，但民主的最佳武器应该是开放的武器。
Every setback is a setup for a comeback.
The greatest threat to our planet is the belief that someone else will save it.
"The only thing necessary for the triumph of evil is for good men to do nothing."
你永远不知道你的坏运气为你避免了什么更糟糕的运气。