——〈在广州岭南学生欢迎会上的演说〉，1923年12月21日
The quality of an organization is determined by the quality of its leadership.
曾经尝试过，曾经失败过。没关系。再试一次。再失败一次。失败得更好。
The linear economy is a system that is fundamentally flawed. It is a system that takes, makes, and wastes.
数学的美在于它既精确又富有创造性。