In the context of computational learning, the concept of 'probably approximately correct' (PAC) learning provides a framework for understanding the efficiency and feasibility of learning algorithms.

I used to walk down the street like I was a star... I want people to walk around delusional about how great they can be - and then to fight so hard for it every day that the lie becomes the truth.

质量不是一种工具，而是一种心态。

The most important property of a program is whether it accomplishes the intention of its user.

To create is to engage with the world, not to escape from it.