法律不是一套规则，而是一套规则和原则。
Law is not a system of rules, but a system of rules and principles.
My life has no direction, no aim, no meaning. And yet I'm happy.
A long habit of not thinking a thing wrong, gives it a superficial appearance of being right.
The beauty of a program is in its simplicity.
The true test of a mathematical idea is its ability to inspire further questions.