生命是一场永无休止的战斗。

The writer’s job is to write with rigor, with honesty, to the very end of his strength.

译文：读书学习，每天都要补上自己的不足，半途而废和剪断织布的线有啥区别?(乐羊子妻劝丈夫坚持学习)

One often calms one's grief by recounting it.

数学的力量在于它的抽象性，使我们能够看到不立即显现的模式和联系。