重要的东西用眼睛是看不到的……就好比花一样。假如你喜欢某个行星上的一朵花，在夜晚仰望星空的时候心情就会很愉快，感觉所有的行星都开满了花。
我们知识的边界就是我们想象力的前沿。
There was never a century nor a country that was short of experts who knew the Deity's mind and were willing to reveal it.
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.
