生命是一首歌，用你的方式唱它。
我唯一感到活着的时刻是在作画的时候。
The farmer is the only man in our economy who buys everything at retail, sells everything at wholesale, and pays the freight both ways.
History is, above all else, the creation and recording of that heritage; progress is its increasing abundance, preservation, transmission, and use.
缓慢的程度与记忆的强度成正比。速度的程度与遗忘的强度成正比。
真正的领导者不是创造追随者，而是创造更多的领导者。