The world is a beautiful book, but of little use to him who cannot read it.
I’ve never been a natural, all I do is try, try, try.
That is what learning is. You suddenly understand something you've understood all your life, but in a new way.
I don’t need anyone’s permission to be myself.
道理明白了,文辞就能表达清楚;文辞表达清楚了,道理也就明白了。