They'd look after us while we taught them all our old knowledge.

All this is old knowledge; but who has taken steps to alter it?

So much of the old knowledge has been lost, outside the towers.

To find an old lost knowledge that might be put to better use than you ever put it to.

She looked at me as I asked, then up and to her left, the place we look when we're remembering old knowledge.

You don't look at me with old knowledge and old fear.

It was set upon me to teach you the old knowledge.

Yet we have also been confirmed in our old knowledge of nature.

They must have kept some of the old knowledge.

The similarity between the new information and old knowledge can have an effect on performance as well.