—— 请按键盘 空白键 开始游戏 ——

The beginning is the most important part of the work.
The concept of NP-completeness has provided a powerful tool for understanding the complexity of computational problems.
Man’s main task in life is to give birth to himself, to become what he potentially is. The most important product of his effort is his own personality.
“唯一真正的智慧是知道自己一无所知。”