I knew him at once from the description of the others.

Can you tell from my description what might have gone wrong?

Lady of the Cold looks very different from the description in the books.

From the description I knew that it must be you.

But I thought from his description of you that you'd never be this way.

The following is the most likely means of operation from the description given.

From the description the effect almost sounds too good to be true and guess what, it isn't.

From your description I must agree such men do not kill themselves.

A. It's hard to tell from your description what is actually on the walls.

On the same basis, we can get ideas from descriptions given to us by others.