The essence of mathematics lies in its freedom.
数学的本质在于它的自由。
In mathematics, the art of proposing a question must be held of higher value than solving it.
在数学中，提出问题的艺术必须比解决问题更有价值。
The beauty of mathematics lies in its ability to simplify complex problems.
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。