创新不仅仅是创造新事物；它还包括改进现有事物，让客户的生活更美好。

在数学中，提出问题的艺术必须比解决问题更有价值。

I have made all the calculations; fate will do the rest.

A woman can become a man’s friend only in the absence of passion between them.

The sociological imagination enables us to grasp history and biography and the relations between the two within society.

In your life there are a few places, or maybe only the one place, where something happened, and then there are all the other places.