The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.

任何优秀的飞行员，无论他有多么高的天赋和丰富的经验，都不会不使用检查表。

Better never means better for everyone... It always means worse, for some.

企业的成功不是靠模仿，而是靠创新。