真正的巨人是那些坚持某些东西的人，他们清楚地知道自己想说什么，并且用力量和清晰度表达出来。
A hundred times every day I remind myself that my inner and outer life are based on the labors of other men, living and dead, and that I must exert myself in order to give in the same measure as I have received and am still receiving...
认为对自由的信念总会导致胜利是错误的。我们必须时刻做好失败的准备。如果我们选择自由，那么我们必须准备同它一起消亡。
质量始于农场，我们的任务是确保它永不衰退。
在采矿业，安全不仅仅是政策 - 它是个人问题。
Humility is the starting point of wisdom, and pride is the endpoint of foolishness.
人们并不愚蠢。他们知道如何从观察到的事物中推断出结论。