翻译:既了解敌人,又了解自己,每次作战都不会有危险。
There's no art To find the mind's construction in the face; He was a gentleman on whom I built An absolute trust.
Sometimes the simplest things are the most powerful.
Act as if what you do makes a difference. It does.
You can't control how other people feel, but you can control how you react to them.