想要行善的人在门外敲著门：爱人的，看见门是敞开的。
He who wants to do good knocks at the gate;he who loves finds the gate open.
君子有三种快乐，但称王天下不在其中。父母都健在，兄弟没有灾祸，这是第一种快乐；抬头无愧于天，低头无愧于人，这是第二种快乐；得到天下的优秀人才而教育他们，这是第三种快乐。
蒸汽的力量如今已被充分理解，剩下的只是改进实践。
"Every civilization is built on the bones of another."
The good man is the man who, no matter how morally unworthy he has been, is moving to become better.
模型最重要的不是其假设，而是其结论。
The typewriting machine, when played with expression, is not more annoying than the piano when played by a sister or near relations.