First he wrought, and afterwards he taught.

If a man keeps cherishing his old knowledge, so as continually to be acquiring new, he may be a teacher of others.

The theory of the teacher with all these immigrant kids was that if you spoke English loudly enough they would eventually understand.

The whole secret of the teacher's force lies in the conviction that men are convertible.

The whole art of teaching is only the art of awakening the natural curiosity of young minds for the purpose of satisfying it afterwards.

No man can reveal to you aught but that which already lies half asleep in the dawning of your knowledge.

A teacher who can arouse a feeling for one single good action, for one single good poem, accomplishes more than he who fills our memory with rows and rows of natural objects, classified with name and form.

Bad teaching wastes a great deal of effort, and spoils many lives which might have been full of energy and happiness.

If you do not actually like boys and girls, or young men and young women, give up teaching.

You [the teacher] do not merely insert a lot of facts, if you teach them [the students] properly. It is not like injecting 500 cc. of serum, or administering a year's dose of vitamins.