你唯一的限制是你为自己设定的限制。
The only limits you have are the ones you set for yourself.
The C programming language — a language which combines the flexibility of assembly language with the power of assembly language.
The most hateful thing for a man is to have knowledge of everything but power over nothing.
The greatest happiness for the laborer consists in having an abundant supply of the necessaries of life.
Writing is a way of bearing witness.