只要你能坚持一步一步往前走，你几乎可以度过任何难关。

我不需要理由去善良。

我一直在寻求进步。

Quality is not a buzzword; it is a way of life.

The present state of the system of nature is evidently a consequence of what it was in the preceding moment, and if we conceive of an intelligence which at a given instant comprehends all the relations of the entities of this universe, it could state the respective positions, motions, and general effects of all these entities at any time in the past or future.