"The choices we make define who we are, not the circumstances we face."

花总是表里不一，而我太年轻了，不知道该怎样爱护她……

历史是一个我正试图从中醒来的噩梦。

有些怪异的人性总想把简单的事情弄得复杂。

The ultimate goal of machine learning is to make computers learn from experience and improve their performance on tasks over time.