活着就是受苦，生存就是在苦难中找到某种意义。

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

I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones。

旧梦是好梦，没有实现，但是我很高兴我有过这些梦。

译文：有钱有酒的时候，身边就有兄弟朋友，可遭遇困难的时候，身边哪里能看一个人呢。赏析：远离为了利益而交的朋友，结交相互欣赏，相互帮助的知心朋友。酒肉朋友再多也不如一个知心朋友。

I think it's important to keep challenging yourself and not get too comfortable.

"Books are the quietest and most constant of friends."