包括白色背景在内的六种颜色代表了世界上所有国旗的颜色......这是一个真正的国际标志。
The six colors, including the white background, represent the colors of all the world's flags ... this is a true international emblem.
I have already carried out my duty. I have proved the Poincaré conjecture and I have nothing more to do in mathematics.
领导力就是让他人因为你的存在而变得更好,并确保这种影响在你离开后依然持续。