No... souls are just counters for churches to collect, all the same value, like nails. No, what makes man man is mind; it's not a thing, it's a quality, and minds aren't all the same value; they're better or worse, and the better they are, the more they mean.
John WyndhamSo you're in love with her?' she went on. A word again ... When the minds have learnt to mingle, when no thought is wholly one's own, and each has taken too much of the other ever to be entirely himself alone; when one has reached the beginning of seeing with a single eye, loving with a single heart, enjoying with a single joy; when there can be moments of identity and nothing is separate save bodies that long for one another ... When there is that, where is the word? There is only the inadequacy of the word that exists. 'We love one another,' I said.
John Wyndham