Worth repeating: measure twice， cut once.

Quality is never an accident; it is always the result of intelligent effort.

生命中最伟大的荣耀不在于从未跌倒，而在于每次跌倒后都能站起来。

The most important property of a program is whether it accomplishes the intention of its user.

A minute's success pays the failure of years.

最好的喜剧来自真实。

真正的问题不在于机器是否会思考，而在于人类是否会思考。