为派对摇滚道歉

Train people well enough so they can leave, treat them well enough so they don't want to.

The key to building a successful business is to focus on creating value for your customers.

真正的艺术家宁愿让妻子挨饿、孩子赤脚、七十岁的老母为生计操劳，也不愿做艺术以外的工作。