云计算的核心价值在于让计算资源像水电一样随取随用，降低创新门槛。

Freedom is the recognition of necessity.

The only limits that exist are the ones you place on yourself.

"The fundamental fact about all of us is that we're alive for a while but will die before long. This fact is the real root cause of all our anger and pain."

阅读的行为是一种共情的行为。