—— 请按键盘 空白键 开始游戏 ——

Sustainability is not about doing less harm - it's about doing more good.
To do mathematics is to explore an infinite landscape of ideas.
市场足够有效,以至于大多数投资者无法超越它。
I love competing. I love playing. I love being out there in the arena.
You are never too old to set another goal or to dream a new dream.