The man who is fit to work at any particular trade is unable to understand the science of that trade without the help and guidance of those who are working with him or over him.

森林的真正价值不能仅用板英尺来衡量。

最激进的艺术往往是那些提出最简单问题的艺术。

The only way to do great work is to love what you do.

看到神圣之光的最好方法是熄灭你自己的蜡烛。

电池不仅仅是能量存储设备；它们是可再生能源的推动者。