我们都知道,儿童发展的时期是一生最重要的时期。道德的营养不良和精神的中毒对人的心灵的危害正如身体的营养不良对于身体健康的危害一样。所以,儿童教育是人类展重要的一个问题。
The art of leadership is saying no, not yes. It is very easy to say yes.
技术应该服务于人类,而不是支配人类。
The future of physics lies in the unification of quantum mechanics and general relativity.
The only limit is the one you set for yourself.
You must force yourself to consider opposing arguments.Especially when they challenge your best-loved ideas.
The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'