—— 请按键盘 空白键 开始游戏 ——

最深刻的定理往往源于最简单的观察。
The deepest theorems often arise from the simplest observations.
Innovation is not just about technology; it's about changing the way we think and operate.
"Every book has a soul. The soul of the person who wrote it and of those who read it and dream about it."
你减去的越多,揭示的就越多。
长期来看,风险与回报是相关的。但在短期内,这种关系常常是反常的。