„I cannot conceive how anybody in his right mind should go to a psychoanalyst.“

— Vladimir Nabokov
„I hold it to be the inalienable right of anybody to go to hell in his own way.“
— Robert Frost
„I see a clock, but I cannot envision the clockmaker. The human mind is unable to conceive of the four dimensions, so how can it conceive of a God, before whom a thousand years and a thousand dimensions are as one?“
— Albert Einstein
„You cannot conceive how I ache to be with you: how I would die for one hour…“
— John Keats
„I believe in the brotherhood of man, all men, but I don't believe in brotherhood with anybody who doesn't want brotherhood with me. I believe in treating people right, but I'm not going to waste my time trying to treat somebody right who doesn't know how to return the treatment.“
— Malcolm X
„Whatever the mind can conceive and believe, the mind can achieve regardless of how many times you may have failed in the past or how lofty your aims and hopes may be.“
— Napoleon Hill
„A frog in a well cannot conceive of the ocean.“
— Zhuangzi