or energy; these words do not apply to creatures or sand or stars or anything that can be measured. Measurement is a way created things have of accounting for themselves. Weight, for instance, is one way we account for ourselves—by the gravitational pull of the earth. And then we have distance—space between heavenly bodies. Then we have length—extension of the body into space. We can always measure things. We know how big the sun is, how big the moon is, how much the earth weighs, how much the sun