The key to a happy life is not in avoiding problems, but in learning how to deal with them effectively.

The stranger is an element of the group itself, not unlike the poor and sundry 'inner enemies'—an element whose membership within the group involves both being outside it and confronting it.

I'm not a planet, I'm a galaxy.

未来属于那些愿意适应和进化的人。

Education is not about filling a bucket, but about lighting a fire.

你必须愿意适应，否则就会被抛在后面。