My greatest anxiety arises from the apprehension that I shall not be able to complete the work I have undertaken in the manner I wish.

"The greatest glory in living lies not in never falling, but in rising every time we fall."

数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。

在任何科学事业中取得成功都需要非凡的能力、勤奋和精力。