数学中最重要的是理解概念,而不仅仅是记忆公式。
The most important thing in mathematics is to understand the concepts, not just to memorize formulas.
争论不应该是煤炭与可再生能源的对立,而应是如何让两者都变得更好。
The dream of every dictator is to turn his country into a prison without walls.
"Love is not a thing to be understood, but to be felt."