过去是一个异国他乡;他们在那里行事方式不同。
"The past is a foreign country; they do things differently there."
The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.
这些建议都不是定律。它们更像是帽子。如果其中一顶不合适的话,就试试另一顶。