The truth is rarely pure and never simple.

运营效率和战略对于卓越的绩效都是必不可少的，毕竟这是任何企业的首要目标。

The division of labor is limited by the extent of the market.

The more you do, the more you learn. The more you learn, the more you can do.

生活是一系列的时刻，有些好，有些坏，但都很重要。