在哲学中，赛跑的胜利者是最后到达的人。

"We are all in the gutter, but some of us are looking at the stars."

每一个发现都为成千上万的新问题打开了大门。

The beauty of an algorithm lies in its simplicity and efficiency.

耐心是苦的，但它的果实是甜的。

The teacher is not in school to impose certain ideas or to form certain habits in the child, but is there as a member of the community to select the influences which shall affect the child and to assist him in properly responding to those influences.

The only source of knowledge is experience.