The division of labor in manufacturing is the great principle by which we gain advantage over other nations.
"The only real prison is fear, and the only real freedom is freedom from fear."
释义:杜绝不良嗜好,禁止过度欲望,从而摆脱牵累;抑制错误行为,减少邪恶之事,从而消除过错;减少饮酒,远离美色,从而保持自身清白。这是对修身养性、克制欲望的教导。 
The forest doesn't need us; we need the forest.
对待好建议的唯一方法就是传递它。它对自己从来没有任何用处。