—— 请按键盘 空白键 开始游戏 ——

The best investment strategy is to stick to a disciplined, long-term approach.
I'm not going to let anyone define me.
学习是系统中产生的任何变化,这种变化或多或少会永久性地改变其适应环境的能力。
I want to be a tree, not because trees don't speak, but because trees don't lie.
Both incentives and punishments elicit powerful responses.