If the heavens were all parchment, and the trees of the forest all pens, and every human being were a scribe, it would still be impossible to record all that I have learned from my teachers.

All that we know is nothing can be known. 

The desire of knowledge, like the thirst of riches, increases ever with the acquisition of it.

In the first place God made idiots. This was for practice. Then he made school boards.

That which is evil is soon learned. 

Knowledge is an ancient error reflecting on its youth. 

The ceaseless, senseless demand for original scholarship in a number of fields, where only erudition is now possible, has led either to sheer irrelevancy, the famous knowing of more and more about less and less, or to the development of a pseudo-scholarship which actually destroys its object.

The Romans would never have found time to conquer the world if they had been obliged first to learn Latin. 

Anyone who has a child should train him to be either a physicist or a ballet dancer. Then he’ll escape.

Spoon feeding in the long run teaches us nothing but the shape of the spoon.

Give us the child for eight years and it will be a Bolshevist forever.

My own experience is that a certain kind of genius among students is best brought out in bed.

What harm is there in getting knowledge and learning, were it from a sot, a pot, a fool, a winter mitten, or an old slipper?