—— 请按键盘 空白键 开始游戏 ——

The complexity of a learning problem is often determined by the size and structure of the hypothesis space.
Leadership in forestry means making tough decisions today for a better tomorrow.
我不需要运气,我自己创造运气。
种一棵树最好的时间是20年前,第二好的时间是现在。
Loneliness is the price you pay for freedom.