—— 请按键盘 空白键 开始游戏 ——

Those who deny freedom to others, deserve it not for themselves; and, under a just God, can not long retain it.
"The best performance improvement is the transition from the nonworking state to the working state."
I don't have to be perfect. All I have to do is show up and enjoy the messy, imperfect, and beautiful journey of my life.
Prolonged contact with the computer turns mathematicians into clerks and vice versa.