森林的真正价值不能仅用木材体积来衡量；它的价值在于它所维持的生命。

人类不仅是自然的产物，也是自然的改造者，常常带来不可逆转的后果。

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.

编写程序的最好方法是编写它。

电影制作最有价值的部分是看到你的愿景在银幕上变为现实。