The world must be set in order. The time has come when ethics must be dealt with by science, and never again by mere opinion.

Editing is the final rewrite of the script.

恐惧是底片显影的暗房。

The best way to predict the future is to invent it.

农业的真正进步是用健康衡量的，而不仅仅是产量。

You can't change the past, but you can ruin the present by worrying about the future.