The ultimate goal of machine learning is to make machines that can learn from experience and improve their performance over time.

好弓难以拉开，然而可以射得高射得深；良马难以驾御，然而可以负重行远。

"Writing is a way to make sense of our dreams."

教师必须相信学生的潜力。他必须在每个人身上看到神圣之火的火花。