People are always blaming their circumstances for what they are. I don't believe in circumstances. The people who get on in this world are the people who get up and look for the circumstances they want, and, if they can't find them, make them.
The best way to debug a program is to make it work.
聪明的人遇上事,话到口边会留半句;大彻大悟的人遇上事,甚至一句话都不说。