心理学必须研究思维和行为的适应功能。
Psychology must study the adaptive functions of thought and behavior.
〈在广东第一女子师范学校校庆纪念会的演说〉,1924年4月4日
软件架构的目标是尽量减少构建系统所需的知识量。
"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."