计算效率的概念是学习算法设计的核心。
The concept of computational efficiency is central to the design of learning algorithms.
The study of mental processes requires both experimental and comparative methods.
定义就是限制。
Good policy requires both sound theory and empirical validation.
"The act of writing is an act of resistance against forgetting."
The best way to predict the future is to invent it.
The only way to stay ahead is to keep learning.