Do not try to change the outer world; change your inner world, and the outer world will adjust itself.

我这一代人最伟大的发现是，一个人可以通过改变态度来改变他的生活。

"El miedo a lo desconocido es el principio de toda sabiduría."

I've learned that you can't control what other people say about you, but you can control how you react to it.

追求知识是一段永无止境的旅程，这正是它如此令人兴奋的原因。