Mrs. March knew that experience was an excellent teacher, and when it was possible she left her children to learn alone the lessons which she would gladly have made easier, if they had not objected to taking advice as much as they did salts and senna.

To write is to resist the erasure of memory.

我们期望的晚餐并非来自屠夫、酿酒师或面包师的恩惠，而是来自他们对自身利益的关注。

"Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding."

世界悬于一线，那根线就是人的心灵。