—— 请按键盘 空白键 开始游戏 ——

"Mathematics is the science of patterns, and we study them to learn how to think logically, critically, and creatively."
An understanding of the natural world and what's in it is a source of not only a great curiosity but great fulfillment.
我并不聪明,但我仅仅通过活着就学到了很多。