No doubt your plan would do--but for one little circumstance, which you seem to have overlooked." "What is that ?" "Are your data quite correct ?" naively inquired Caspar.
"My data!" "Yes--the original standard from which you propose to start, and on which you would base your calculations.

I mean the _weight of your body_.

Do you know that ?" "Certainly," said Karl; "I am just 140 pounds weight--to an ounce." "Ah, brother," replied Caspar, with a shake of the head, expressive of doubt, "you _were_ 140 pounds in London--I know that myself--and so was I nearly as much; but you forget that the fret and worry of this miserable existence has reduced both of us.

Indeed, dear brother, I can see that you are much thinner since we set out from Calcutta; and no doubt you can perceive the like change in me.

Is it not so ?" Karl was forced to give an affirmative reply to the question, at the same time that he acknowledged the truth of his brother's statement.
His data were not correct.