What a caterpillar calls the end of the worldwe call a butterfly.

There are two ways to extend a business. Take inventory of what you are good at and extend out from your skills. Or determine what your customers need and work backwards, even if it requires learning new skills.

历史不是发生了什么，而是在沉船中幸存下来的东西。

History is not just the story of the past, but a mirror to the present and a window to the future.

有人自认为在做有用的事，却收效甚微；有人看似在做“无用”之功却流芳后世，引为大用。