You cannot teach old dogs new tricks.

You cannot teach old dogs new tricks.

You teach me baseball and I'll teach you relativity. . . . No we
must not. You will learn read more

You teach me baseball and I'll teach you relativity. . . . No we
must not. You will learn about relativity faster than I learn
baseball.

Grave is the Master's look; his forehead wears
Thick rows of wrinkles, prints of worrying cares:
Uneasy read more

Grave is the Master's look; his forehead wears
Thick rows of wrinkles, prints of worrying cares:
Uneasy lies the heads of all that rule,
His worst of all whose kingdom is a school.
Supreme he sits; before the awful frown
That binds his brows the boldest eye goes down;
Not more submissive Israel heard and saw
At Sinai's foot the Giver of the Law.

To teach is to learn twice.

To teach is to learn twice.

We must not contradict, but instruct him that contradicts us; for
a madman is not cured by another running read more

We must not contradict, but instruct him that contradicts us; for
a madman is not cured by another running mad also.

Nothing that is worth knowing can be taught.

Nothing that is worth knowing can be taught.

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

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

Excellence is a better teacher than mediocrity. The lessons of the ordinary are everywhere. Truly profound and original insights are read more

Excellence is a better teacher than mediocrity. The lessons of the ordinary are everywhere. Truly profound and original insights are to be found only in studying the exemplary.

A high-school teacher, afer all, is a person deputized by the rest of us to explain to the young what read more

A high-school teacher, afer all, is a person deputized by the rest of us to explain to the young what sort of world they are living in, and to defend, if possible, the part their elders are playing in it.