1. Give a damn.
2. Get to the point when you speak.
3. Expect something from them.
4. Teach to the students who are interested in learning.
5. At all levels, do not overestimate the attention span of your audience.
6. Do not be afraid to be idiosyncratic, provided you adhere strictly to #2.
via What are the best sources on how to be a good teacher? — Marginal Revolution.
