Happiness is as a butterfly which, when pursued, is always beyond our grasp, but which if you will sit down quietly, may alight upon you.

真假的问题始终存在，但并不总是可以回答的。

"The best way to find out if you can trust somebody is to trust them."

The struggle for survival is the essence of life.

预测未来的最好方法就是创造未来。