Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
成功不是幸福的关键。幸福是成功的关键。如果你热爱你所做的事情，你就会成功。
A story is never finished; it’s only abandoned.
The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.
科学问题有意识的解决给我们提出的最直接且在某种意义上最重要的问题，是对结果的准确阐述。
让女性成为理性的生物和自由的公民，她们很快就会成为好妻子和好母亲。