The greatest significance of cloud computing is that it lowers the threshold of innovation.

是因为他们行事合理,行事合理来自于受到的熏染得当。

不管你认为你能，还是你认为你不能——你是对的。

A man is rich in proportion to the number of things which he can afford to let alone. That man is the richest whose pleasures are the cheapest.

The past is a shadow that follows us into the future.