Never had his memory been known to fail upon even more trivial occasions.

Not less impossible was it, that the scheme had lost its attractions, and that he staid, because his coming would afford him no gratification.

But why should we expect him to adhere to the minute?
An half hour elapsed, but Pleyel was still at a distance.

Perhaps he had misunderstood the hour which had been proposed.

Perhaps he had conceived that to-morrow, and not to-day, had been selected for this purpose: but no.