After all, Newton invented calculus in order to solve a physics problem: the orbit of the moon and planets in the solar system.

(毕竟，牛顿发明了微积分本来就是为了解决一个物理问题通常你可以申请在：太阳系中的月球和行星轨道问题)。

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Don't get discouraged about the math, because you will have to wait until you learn calculus to understand most physics.

不要对数学感到气馁，因为你要学会微积分之后才能理解大部分的物理。

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"I had never taken a course in physics, or calculus, or differential equations," he wrote to Professor Lewin.

“我从来没上过一节物理或者微积分课程”他告诉Lewin教授。

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While I appreciate the knowledge I gained from my calculus and physics classes, none of these courses developed my skills in premier leadership, personal growth and career success.

WHITEHOUSE: The Value of Agricultural Education

They regularly drop in on Mr Gold, who quizzes them closely, his wild greying locks and well-stuffed shirt pocket giving him the air of a rumpled physics professor expounding an exotic retail calculus.

ECONOMIST: Face value