The essence of a good life is to live without any sense of hurry.
美好生活的本质是生活得没有任何匆忙感。
"The camera sees what the eye cannot."
Society can and does execute its own mandates， and if it issues wrong mandates instead of right， or any mandates at all in things with which it ought not to meddle， it practices a social tyranny more formidable than many kinds of political oppression， since， though not usually upheld by such extreme penalties， it leaves fewer means of escape， penetrating much more deeply into the details of life， and enslaving the soul itself.
We must build dikes of courage to hold back the flood of fear.
追求数学知识是一场永无止境的冒险，充满了挑战、惊喜和解决不可解问题的满足感。
历史不仅仅是关于过去；它是关于过去如何塑造未来。