最好的买入股票的时机是当它便宜的时候，最好的卖出时机是当它昂贵的时候。

写作是进入未知的旅程，是在充满神秘的世界中寻求理解。

真正的投资者几乎从不被迫出售他的股票，而在所有其他时候，他可以自由地忽视当前的报价。

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.