当行动与言语一致时，信任就建立了——尤其是在农业这样重要的行业中。

The power of abstraction is that it allows us to reason about systems at a higher level, without getting bogged down in the details.

至今一切社会的历史都是阶级斗争的历史，即剥削阶级和被剥削阶级之间、统治阶级和被压迫阶级之间斗争的历史。

我倾向于认为相机比人眼可靠得多。

I must confess that I never could see any beauty in her. Her face is too thin; her complexion has no brilliancy; and her features are not at all handsome. Her nose wants character; there is nothing marked in its lines. Her teeth are tolerable, but not out of the common way; and as for her eyes, which have sometimes been called so fine, I could never see anything extraordinary in them.