地方自治，是在兵事完结之后，把全国一千六百多县都画分开，将地方上的事情让本地方人民自己去治，政府毫不干涉。
——在广州全国青年联合会演说，1923年10月21日
The importance of theoretical computer science lies in its ability to provide a foundation for practical applications.
Enterprises must have the spirit of self-revolution.
Science is the pursuit of truth through evidence.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.