Q: What is the difference between a psychotic and a neurotic?
A: The psychotic thinks 1 + 1 = 3.
. . The neurotic knows that 1 + 1 = 2, but it worries him.
Q: What is the difference between Data and Information?
\(\displaystyle \text{A: }\begin{array}{ccc}382436 & \hdots & \text{Data} \\ 38\text{-}24\text{-}36 & \hdots & \text{Information} \end{array}\)
Q: What is the difference between Ignorance and Indifference?
A: I don't know and I don't care.
Q: Why was the identity \(\displaystyle \sin2r \:=\:2\sin r\) refused a loan?
A: He needed a \(\displaystyle \cos r.\)