唯一真正的发现之旅不在于寻找新的风景，而在于拥有新的眼光。
The only real voyage of discovery consists not in seeking new landscapes, but in having new eyes.
"The past is never dead. It's not even past."
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法：它是关于理解的。
Leadership means making tough decisions today that will benefit generations tomorrow.