老时相信一切，中年怀疑一切，青年知道一切。
The old believe everything, the middle aged suspect everything, the young know everything.
True leadership is about serving others, not yourself.
Hope is a good thing, maybe the best of things, and no good thing ever dies.
The nose of a mob is its imagination. By this, at any time, it can be quietly led.
教师当然是一位艺术家，但作为艺术家并不意味着他或她可以塑造学生的轮廓。教育者在教学中所做的是让学生有可能成为他们自己。
The imagination is the most subversive of human faculties.