革命是一场漫长而艰苦的斗争，但只要有决心和团结，胜利是必然的。

The night is my canvas, and the music is my paint.

我在数学上花费的时间越多，我就越感到兴奋。

Innovation is the soul of an enterprise; without innovation, there is no future.

挑战是伪装的机遇。