G. E. Moore famously used what to refute idealism?
A cat
His hand
A hat
A painting
Answer
G. E. Moore famously used his hand to refute idealism. He argued that if he could be certain of the existence of his own hand, then he could be certain of the existence of something other than his own mind. This argument is known as the "proof of the external world."
Mastering Moore: Test Your Knowledge about G. E. Moore's Philosophical Legacy