Don't ask me to explain them.


Q Two cats are sliding off a roof, which one hits the floor first?
A The one with the smallest mu.

A mathematician, a physicist and an engineer are asked what one plus
one equals. The mathematician says "exactly two", the physicist
"two point nought....(thinks a bit)....plus or minus nought point
five", the engineer says "two, but to be on the safe side, call it six"