If a little knowledge is dangerous, where is the man who has so much as to be out of danger?

A little knowledge is a dangerous thing, but a little want of knowledge is also a dangerous thing.

If a little knowledge was a dangerous thing, a lot was lethal.

The medieval university looked backwards; it professed to be a storehouse of old knowledge. The modern university looks forward, and is a factory of new knowledge.

If a little knowledge is dangerous, where is a man who has so much as to be out of danger?

The only question which any wise man can ask himself, and which any honest man will ask himself, is whether a doctrine is true or false.