Schrödinger's cat is
the 'not' in that line has blink tags. which IE no longer supports. woe is me.. :(
anyhow, do read the side-splittingly funny 'The story of Schroedinger's cat (an epic poem)' by Cecil Adams from The Straight Dope. It made my night.
How sad Is my life.. (to the sound of acerbic laughter)
n.b. : 'I don't hold with cruelty to cats.'