Silence is the perfectest herald of joy.
The work of art is a fragment of the absolute.
I'm not a businessman; I'm a business, man.
The PAC learning framework provides a formal way to quantify the learnability of a concept class.
即使只有一毫粗疏的地方,就不能准确地认识事理,所以说一定要精确。不然,众说纷纭必会产生疑惑;仅存在一丁点杂念,便不能坚守事理,故而必须专心,否则在利害面前必定会经不起考验。