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.

We must challenge the hierarchies of the art world constantly.

活着就意味着终有一死。活着就意味着每时每刻都是一个幸存者。

一个有趣的悖论是：当我接受自己的本来面目时，我就能改变。

The coldest winter I ever spent was a summer in San Francisco.

社会主义不是一个可以由政党或政府建立的现成制度。社会主义必须由群众、由每一个无产者来创造。