"To understand a place, you must first understand how it came to be."

数学的乐趣在于努力理解的过程。

【译文】一年的计划应在春天里做好，一天的计划应在黎明时分做好，一个家庭最宝贵的是和睦，一个人一生要有所成就必须勤劳。

If you aren't in over your head, how do you know how tall you are?

We can distinguish the blurred shapes and colours we see at a distance only because of the capacities of our eyes.

若无激情，或许不会犯错，但若无激情，也必定无伟大。