—— 请按键盘 空白键 开始游戏 ——

A fine remedy for our anxieties over our low status in society may be to travel—whether literally or figuratively, by viewing works of art—through the gigantic spaces of the world.
No society can surely be flourishing and happy, of which the far greater part of the members are poor and miserable.
Collaboration in mathematics is essential; the exchange of ideas leads to breakthroughs that no single mind could achieve alone.