Quality is more important than quantity. One home run is much better than two doubles.

语言是人类思维最强大的工具。

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.

The way positive reinforcement is carried out is more important than the amount.

Home is not a place, it's a feeling.

We are not here to win the past; we are here to win the future.

我现在承担了一项严肃的任务，恐怕这是一项在给定时间内任何人都无法完成的更艰巨的任务——但现在已经来不及回头了。