所以，根基树立不牢的人，不要期望有茂盛的枝叶。 

You can't wait for others to arrange your life; what you want, you must strive for yourself.

The past is part of our present, and thus part of our future.

制革厂的废物流比任何使命宣言都更清晰地讲述其道德故事。

这个世界是个美好的地方，值得为之奋斗。