—— 请按键盘 空白键 开始游戏 ——

数学直觉就像肌肉一样 - 通过锻炼会变得更强大。
Mathematical intuition is like a muscle - it grows stronger with exercise.
You invest in the divinity of the masterpiece.
The wisdom of hindsight, so useful to historians and indeed to authors of memoirs, is sadly denied to practising politicians.
开始的最好方式是停止说话,开始行动。