Three passions, simple but overwhelmingly strong, have governed my life: the longing for love, the search for knowledge, and unbearable pity for the suffering of mankind.
The most elegant proofs are those that reveal the heart of the problem with clarity.
刚的东西容易折断,柔的东西因为可以卷曲所以不易折断。
领导力意味着为了更美好的明天而在今天做出艰难的决定。
真正的自由是内心的自由。