one thorn of experience is worth a whole wilderness of warning 一次痛苦的經歷抵得上千百次的告誡。-洛威爾
he that will not allow his friend to share the prize must not expect him to share the danger 不肯讓朋友共享果實的人，不要指望他與朋友共患難。-伊索
no man is the whole of himself his friend are the rest of him. 任何人自己都不是完整的;他的朋友是他的其餘部分。-福斯迪克
treat other people as you hope they will treat you. 你希望別人如何對你，你就如何對待別人。-伊索
friendship is both a source of pleasure and a component of good heath 友誼既是快樂之源泉，又是健康之要素。-愛默生
when work is a pheasure, life is joy ! when work is duty , life is slavery 工作是一種樂趣時，生活是一種享受！工作是一種義務時，生活則是一種苦役。-高爾基
when you want knowledge like you want air under water then you will get it . 當你需要只是就像你在水底需要空氣時，你準能得到它。-蘇格拉底
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