第一个错误的假设是质量意味着好、奢华、闪亮或重量。质量意味着符合要求。

最好的性能改进是从非工作状态到工作状态的转变。

You put together two people who have not been put together before; and sometimes the world is changed, sometimes not. They may crash and burn, or they may set off a spark that will light the world.

心理学的理解来自于观察心灵的行动。