我们的业务是帮助客户成功，而不仅仅是向他们销售产品。

The joy of drawing is in the freedom to create worlds that don't exist.

经验的世界是由经验它的人创造的。

"The most beautiful people we have known are those who have known defeat, known suffering, known struggle, known loss, and have found their way out of the depths."

数学不是一项观赏性运动。你必须亲自去做才能理解它。