Sustainability is not a choice anymore; it's a necessity for any business that wants to thrive in the long term.

There is only one boss. The customer. And he can fire everybody in the company from the chairman on down, simply by spending his money somewhere else.

Don't criticize what you can't understand.

The only person who can pull me down is myself, and I'm not going to let myself pull me down anymore.

任何优秀的飞行员，无论他有多么高的天赋和丰富的经验，都不会不使用检查表。