You can't knock on opportunity's door and not be ready.

Profitability and sustainability must go hand in hand—there is no other way forward.

物理定律必须以独立于坐标系选择的方式表述。

All things are possible until they are proved impossible and even the impossible may only be so, as of now.

爱斯基摩人有52个名字来称呼雪，因为雪对他们很重要：爱也应该有同样多的名字。