His conception of the universe is, however, instinctive, not intellectual; it can’t be criticized as a concept, because there’s none there, and it can’t be criticized as temperament, because temperament can’t be criticized.

I consider a dream like I consider a shadow,” answered Caeiro, with his usual divine, unexpected promptitude. “A shadow is real, but it’s less real than a rock. A dream is real — if it weren’t, it wouldn’t be a dream — but less real than a thing. That’s what being real is like.