It is very easy according to this explanation to resolve an infinity of questions concerning the habits, as, for example, why children are more capable of acquiring new habits than older persons are; why it is very hard to rid oneself of old habits; why it is that by virtue of speaking, men have acquired such great facility at it that they pronounce their words with incredible speed, even without thinking, as happens only too often to those who recite prayers they have been accustomed to saying for many years.