复杂性理论告诉我们，并非所有问题都是平等的；有些问题本质上比其他问题更难。
"Complexity theory teaches us that not all problems are created equal; some are inherently harder than others."
In such condition there is no place for industry...and which is worst of all， continual fear and danger of violent death.
你要记住，在敢于担当培养一个人的任务以前，自己就必须要造就一个人，自己就必须是一个值得推崇的模范。
"The moment you feel like giving up, think about why you held on for so long."
If you don’t drive your business, you will be driven out of business.
Innovation in medical technology requires a deep understanding of both the scientific principles and the practical needs of patients.
The experimental violation of Bell inequalities shows that nature cannot be described by any local realistic theory.
