All soul is immortal. For that which is always in movement is immortal; that which moves something else, and is moved by something else, in ceasing from movement ceases from living. So only that which moves itself, because it does not abandon itself, never stops moving. But it is also source and first principle of movement for the other things which move.
Of immortality, the soul, when well employed, is incurious. It is so well, that it is sure that it will be well. It asks no questions of the Supreme Power.
Just as the body has its progress and decadence, so also has the mind, and, therefore, the mind is not the soul, because the soul can neither decay nor degenerate.
The human soul has sojourned in lower and higher forms, migrating from one to another according to the samskaras or impressions, but it is only in the highest form as a human being that it attains to freedom.
He was simply and staunchly true to his duty alike in the large case and in the small. So all true souls ever are. So every true soul ever was, ever is, and ever will be. There is nothing little to the really great in spirit.