You can recognize a small truth because its opposite is a falsehood. The opposite of a great truth is another truth.
Anyone who can contemplate quantum mechanics without getting dizzy hasn't understood it.
You must come to Copenhagen to work with us. We like people who can actually perform thought experiments!
No paradox, no progress.
If you aren't confused by quantum mechanics, you haven't really understood it.
If you have a correct statement, then the opposite of a correct statement is of course an incorrect statement, a wrong statement. But when you have a deep truth, then the opposite of a deep truth may again be a deep truth.