我们可以轻易地原谅一个孩子怕黑；但成人怕光是人生的真正悲哀。
The arithmetic of L-functions is a key to unlocking the secrets of number theory.
You can never know anyone as completely as you want.
我不想安全，我想真实。
——《在上海南京路同盟会机关的演说》（1912年4月16日）
The most successful societies in the future will be those that can combine the efficiency of market economies with the social cohesion provided by traditional values.