我们今天种植的每一棵树都是为我们永远不会见到的后代留下的遗产。

研究历史的人，贵在能够贯通古今的变化，探究天道与人事的关系。

The concrete artist strives to express the spiritual in the most precise and objective form possible.

If you double the number of experiments you do per year, you're going to double your inventiveness.