Teaching (n.) is a relationship of power with the audience based on cupabiliaztion: The idea of making the audience feel guilty for not knowing things.
Teaching (n.) is a relationship of power with the audience based on obligation: The idea of placing a student under the obligation to learn the things the teacher knows.
Teaching (n.) is a relationship of power with the audience based on verification: The idea that he will verify that the audience has indeed learned the things the teacher knows.
Teaching (n.) is an activity of discipline involving the instilling of guilt and inferiority, of obligation, and then exercising verification to make sure these things have stuck.
Teaching (n.) is truth-telling that risks nothing: the teacher hands down a know-how he is obliged to pass on, binding pupil to master in a lineage, while the frank speaker stakes the bond itself.