释义：他视空气为宇宙间一切事物相互联系的媒介和纽带。

The alternation of motion is ever proportional to the motive force impressed; and is made in the direction of the right line in which that force is impressed.

你不必亲自去尿电网，才能学会不这么做。

If you want to change the industry, start by changing your own practices.

我的孩子是我最大的灵感和动力。

真理并不总是美丽的，美丽的话语也不总是真理。