—— 请按键盘 空白键 开始游戏 ——

The decisions of the poor are often heartbreakingly rational.
作家的任务是把主角弄到树上,然后一旦他们上去了,就朝他们扔石头。
Concerning the gods, I have no means of knowing whether they exist or not or of what sort they may be, because of the obscurity of the subject, and the brevity of human life.
In machine learning, the trade-off between bias and variance is crucial for achieving good generalization.