The individual can understand his own experience and gauge his own fate only by locating himself within his period, that he can know his own chances in life only by becoming aware of those of all individuals in his circumstances.

Efficiency is doing things right; effectiveness is doing the right things.

To lead is to serve. A true leader puts the team's growth above personal achievements.

In mathematics, the journey to the solution is just as important as the solution itself.

愤怒的时候我会去打球，把怒气发泄在球上。