PAC学习框架提供了一种形式化的方法来量化概念类的可学习性。
The PAC learning framework provides a formal way to quantify the learnability of a concept class.
创新发生在技术与真实需求相遇的时候。
真正的领导力在于如何赋能他人解决你甚至未曾预料到的问题。
所以,掌权者的主要任务,就在于聚集天下的贤良之士罢了。 
The future belongs to those who fight for it.
In business, if you're not moving forward, you're falling behind. There's no standing still.