I keep thinking about this river somewhere, with the water moving really fast. And these two people in the water, trying to hold onto each other, holding on as hard as they can, but in the end it’s just too much. The current’s too strong. They’ve got to let go, drift apart.

船舶自动转向的引入是一个具有重大实际意义的问题，其解决需要开发一种新型控制器。

I think that the role of the mathematician is to discover these patterns and to explain them.

有一个神，是众神和人类中最伟大的，无论在身体还是思想上都与凡人毫无相似之处。

理论地理学是空间科学的女王。