Brownian Motion
When it's thrown from a short distance.
Root Beer Floats!
The Piledriver: No Holes Barred
A tachyon walks into a bar.
Give me a moment...ummmm.(momentum)
Original joke) Because that's where students have the most potential.
There was no chemistry.
They didn't have any chemistry.
WOULD YOU LIKE TO BUY SOME CHOCOLATE?!
Because it's the only time 'rich' and 'dark' are used to describe the same thing.