The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'
预测未来的最好方法就是创造未来。
The art of teaching is the art of assisting discovery.
和那些叫喊饥饿的人相比,那么吃饱了自然就快乐;和呼叫寒冷的人相比,那么得到温暖自然就快乐;和患病者相比,那么健康就会快乐;和祸患者相比,那么平安就快乐;和死去的人相比,活着就会快乐。