God finds himself by creating.

形容世事短暂如春梦，人情淡薄如秋云。

The development of computational complexity theory has shown us that not all problems are created equal.

好的企业和坏的企业的区别在于，好的企业不断地产生简单的决策，而坏的企业不断地产生痛苦的决策。