Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.

黄金和白银，像其他商品一样，具有内在价值，这不是任意的，而是取决于它们的稀缺性、获取它们所耗费的劳动量以及在矿山中使用的资本价值。

We don't make objects, we make places.

优秀和卓越的区别在于额外的努力。