Read it through once

The spectators saw in the two figures, a young lady of little more than twenty, and a gentleman who was evidently her father; a man of a very remarkable appearance in respect of the absolute whiteness of his hair, and a certain indescribable intensity of face: not of an active kind, but pondering and self-communing. When this expression was upon him, he looked as if he were old; but when it was stirred and broken up--as it was now, in a moment, on his speaking to his daughter--he became a handsome man, not past the prime of life.