学习问题的复杂性通常由假设空间的大小和结构决定。
最大的危险不是我们会迷失方向,而是我们会满足于现状。
He who is not a good servant will not be a good master.
试管婴儿的研究是出于帮助不孕夫妇的愿望。
Be brave enough to be bad at something new.
The important thing in life is to have a great aim,and the determination to attain it.