Authors:

There's no greater tragedy than an equal intensity, in the same soul or the same man, of the intellectual sentiment and the moral sentiment. For a man to be utterly and absolutely moral, he has to be a bit stupid. For a man to be absolutely intellectual, he has to be a bit immoral.

Fernando Pessoa, Richard Zenith (2002). “The Selected Prose of Fernando Pessoa”, p.302, Grove Press
There's no greater tragedy than an equal intensity, in the same soul or the same man, of the intellectual sentiment and the moral sentiment. For a man to be utterly and absolutely moral, he has to be a bit stupid. For a