—— 请按键盘 空白键 开始游戏 ——

我不考虑年龄。我考虑的是精神。
The PAC learning framework provides a formal way to quantify the learnability of a concept class.
Great deeds are usually wrought at great risks.
你和目标之间唯一的障碍就是你不断告诉自己的那个故事。
可持续性不仅仅是一种趋势;它是对后代的责任。
Be realistic, demand the impossible!
Music is reflection of self. We just explain it, and then we get our checks in the mail.