—— 请按键盘 空白键 开始游戏 ——

Every mathematical problem has a solution; it just takes time and creativity to find it.
The key to innovation in economics is to question conventional wisdom.
农家田园风光是很好的,恐怕连寺院也比不上。
I believe that man will not merely endure: he will prevail. He is immortal, not because he alone among creatures has an inexhaustible voice, but because he has a soul, a spirit capable of compassion and sacrifice and endurance.