"The whole world is a series of miracles, but we're so used to them we call them ordinary things."
挑战在于让不可能的事物看起来可信。
理论物理学之于数学,犹如雕塑之于大理石块。
有时候最简单的设计反而是最稳健的。
The alternation of motion is ever proportional to the motive force impressed; and is made in the direction of the right line in which that force is impressed.