The ground may be ever so rich in ingredients, but it is exhaustible.
For by another paradox—this time not of art but of nature—the extraordinary is exhaustible and the ordinary is not.
Yet, let it not be thought that I regard the mind of England as exhausted, or even as exhaustible.
Conservation comprehends the substitution as far as possible of materials for those that are exhaustible.
The47 forces that have erected us from the worm, are they necessarily exhausted or exhaustible?