每个出口都是另一个地方的入口。
真理很纯粹,可决不简单。
最具创新性的解决方案往往来自于限制。
Your most unhappy customers are your greatest source of learning.
石油开采的创新必须与环境管理齐头并进。
You have to be willing to fail, to be wrong, to start over again with lessons learned.