"Quantum cryptography is not about keeping secrets, it's about knowing when someone is trying to steal them."

"A writer must be a rebel against all forms of oppression, both visible and invisible."

The mind is everything. What you think you become.

"Courage doesn't always roar. Sometimes courage is the quiet voice at the end of the day saying 'I will try again tomorrow.'"

别人胜过我，没有什么害处，因为这样的话，别人不会在他们的内心深处积下对我的怨恨；我胜过别人，不一定是什么好事，因为这样的话，那些心胸狭窄之人，恐怕会给我降下难以预测的灾祸。

科学是由人创造的，这是一个太过经常被遗忘的自明事实。

The truth is out there, but it often hides in the details.