一个人懒惰又奢侈，生活就会贫困；勤劳而节俭，生活就会富足。

Beauty in things exists in the mind which contemplates them.

Innovation is not just about creating something new, but about making what exists better.

历史由那些幸存者书写。

最优秀的矿工不仅仅追随矿脉，他们还能发现别人忽视的机会。