We have to be prepared to take some risks, but they must be calculated risks.
理解的提高有两个目标:首先,我们自己的知识增长;其次,使我们能够将这些知识传递给他人。
A key insight in learning theory is that the complexity of a hypothesis class is crucial for generalization.
子张问仁,孔子说:“能在天下推行五种品德,就是仁了。“哪五种?”说:“庄重、宽厚、诚实、勤敏、慈惠,庄重就不会受侮辱,宽厚就会得到拥护,诚实就会受到重用,勤敏就会获得成功,慈惠就会有本钱使用人。”