民主必须在每一代人中焕发新生，而教育是它的助产士。
Democracy must be born anew every generation, and education is its midwife.
In science, the most exciting phrase is not 'Eureka!' but 'That's funny...'
天下的治乱不在于一个王朝的兴亡，而在于百姓的忧乐
The least I can do is speak out for those who cannot speak for themselves.
贫贱是苦难的境界，能很好地居于其境者就苦中有乐；富贵是快乐的境地，不能很好地对待富贵的人便会乐极生悲。