The teacher is the sun, the student is the moon. The teacher shines, and the student reflects.
商业的成功来自于理解人,而不仅仅是产品。
大分子的概念并不容易被接受;它需要化学家对物质结构的思考方式发生彻底的改变。
Believe in yourself and all that you are.
休士顿,鹰号已着陆于静海基地了。