释义：征服世界易，驾驭内心难。
让人获得自由是艺术的目的。
Technology is nothing. What's important is that you have a faith in people, that they're basically good and smart, and if you give them tools, they'll do wonderful things with them.
人们害怕他们不理解的东西，憎恨他们无法征服的东西。
Courtesy costs nothing. Lower the toilet seat after use. Let the people in the elevator exit before you enter. Return shopping carts to their designated areas. When you borrow something， return it better shape (filled up， cleaned) than when you got it.
