invented the laws of motion,

发现了运动定律
and I think he'd also invented the basic ideas of calculus.

我想他也有了微积分的初步思想
There was some debate about who got there first

对于谁先发明微积分有些争议
but there was no debate

但是之后发生的事情
about what happened next.

没有争议
So Newton said, "Okay, I am going to understand planetary motion."

牛顿说 "好我要弄懂行星运动"
And so are you.

你们也是
So, you guys have been terribly disappointed

你们最近蛮失望的
that after all the work you've put in,

学了这么久
you're still doing inclined planes and pulleys and whatnot.

还是在处理斜面滑轮之类的东西
So, today we're going to make a big leap,

今天我们来做一次大的跳跃
because today you're going to understand

因为你们将学习