如果没有储备武器，即使拥有真理和正义，也无法去征讨那些不义之人。

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.

El silencio es a veces la mejor respuesta.

You can't get to the top by being nice.

质量比数量更重要。一个全垒打比两个二垒安打好得多。