Pun of the Day Why did Einstein never stop at a single beer? Because he was obsessed with re-ale-itivity! 07/04/2025 · The Pun Gents Why did Einstein never stop at a single beer? Because he was obsessed with re-ale-itivity! Tagged: booze, historical figures, science HilariousPretty GoodOKPretty BadTerrible (1 votes, average: 1.00 out of 5)