Those amazing truths that our descendants will discover are even now all around us, staring us in the eyes, so to speak; and yet we do not see them. But it is not enough to say that we do not see them; we do not wish to see them—for as soon as an unexpected and unfamiliar fact appears, we try to fit it into the framework of the commonplaces of accepted knowledge, and are indignant that anyone should dare to experiment further.”
