—— 请按键盘 空白键 开始游戏 ——

数学不仅仅是关于数字、方程、计算或算法:它是关于理解的。
A book must be the axe for the frozen sea within us.
Many will call me an adventurer, and that I am...only one of a different sort: one who risks his skin to prove his truths.
The most radical architecture is often the simplest.