I think it is possible for ordinary people to choose to be extraordinary.

"Every journey conceals another journey within its lines: the path not taken and the forgotten angle."

做数学的艺术在于找到包含所有普遍性萌芽的特殊情况。

Every discovery in science is built upon the work of countless others before us.

【大意】人的贪欲多了，就会亏损道义；忧虑多了，就会损害智慧；畏惧多了，就会伤害勇气。