Science progresses by constantly questioning and refining our understanding.
科学通过不断质疑和完善我们的理解而进步。
If you are under the impression you have already perfected yourself， you will never rise to the heights you are no doubt capable of.
预见数学未来的真正方法是研究它的历史和现状。
I'm not a rapper, I'm a leader who raps.
质量不是梦想；它是一种现实。