人生就像一首歌，有高潮也有低谷，重要的是如何演绎。

激发生命，让生命自由发展，这是教育者的首要任务。

The past is not for living in; it is a well of conclusions from which we draw in order to act.

心灵是一个动态的过程系统。

A government that fears its people is a government that has lost its legitimacy.

Science should be accessible to everyone, regardless of background.