If in life we are surrounded by death, so too in the health of our intellect by madness.
Ludwig WittgensteinWhere two principles really do meet which cannot be reconciled with one another, then each man declares the other a fool and a heretic
Ludwig WittgensteinIt would strike me as ridiculous to want to doubt the existence of Napoleon; but if someone doubted the existence of the earth 150years ago, perhaps I should be more willing to listen, for now he is doubting our whole system of evidence.
Ludwig Wittgenstein