One Thousand Ways to Make a Living; or, An Encyclopædia of Plans to Make Money

1. So long as a teacher is content to keep in his possession information

or facts he is not a teacher at all. He must transfer these facts to minds of others in order to be a teacher. It goes without saying that the teacher must have knowledge, a wide range of information about various things, before this knowledge can be passed on to someone else. The teacher’s duty is that of taking a thought out of his own mind and putting that thought into the minds of others. It goes without saying, therefore, that he must have possession of the thought in the first place himself.