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

Happiness requires both pleasure and purpose - neither alone is sufficient.

专制主义的力量和权力完全在于对抵抗的恐惧。

没有人值得你流泪，值得让你这么做的人不会让你哭泣。

幸福的准则：有事做，有人爱，有所期待。