不要因为它结束了而哭泣，要因为它发生过而微笑。
Don't cry because it's over, smile because it happened.
The fundamental cause of the trouble is that in the modern world the stupid are cocksure while the intelligent are full of doubt.
姑娘自有神明为你照应，你心地纯洁，说话真诚。
漂亮的脸孔是给别人看的，而有智慧的头脑才是给自己利用的。
To solve complex problems, we must first understand the systems that create them.
True spirituality is about nothing else than learning to die.