幸福不是现成品，它来自你自己的行动。
"Happiness is not something ready made. It comes from your own actions."
I am always glad to think that my education was, for the most part, informal, and had its roots in the soil.
自动过程发生在无意识、无意图、无努力的情况下，而控制过程需要注意力和努力。