There is only one real tragedy in a woman’s life. The fact that her past is always her lover, and her future invariably her husband.

未来属于那些能够跨越界限合作的人。

The world is a book, and those who do not travel read only one page.

自然的统一性并非体现在其定律的简单性上，而是体现在它们相互作用的和谐中。