The first duty of a lecturer--to hand you after an hour's discourse a nugget of pure truth to wrap up read more

The first duty of a lecturer--to hand you after an hour's discourse a nugget of pure truth to wrap up between the pages of your notebooks and keep on the mantlepiece forever.

Instruction does not prevent waste of time or mistakes; and
mistakes themselves are often the best teachers of all.

Instruction does not prevent waste of time or mistakes; and
mistakes themselves are often the best teachers of all.

A boy is better unborn than untaught.

A boy is better unborn than untaught.

There is no teaching until the pupil is brought into the same
state or principle in which you are; read more

There is no teaching until the pupil is brought into the same
state or principle in which you are; a transfusion takes place;
he is you, and you are he; there is a teaching; and by no
unfriendly chance or bad company can he ever quite lose the
benefit.

Good teaching is one-fourth preparation and three-fourths
theater.

Good teaching is one-fourth preparation and three-fourths
theater.

Nothing that is worth knowing can be taught.

Nothing that is worth knowing can be taught.

He is wise who can instruct us and assist us in the business of
virtuous living.

He is wise who can instruct us and assist us in the business of
virtuous living.

Sometimes questions are more important than answers.

Sometimes questions are more important than answers.

Never try to teach a pig to sing; it wastes your time and it annoys the pig.

Never try to teach a pig to sing; it wastes your time and it annoys the pig.