When I have heard him talking to Papa during the sittings for the picture, I have sat wondering whether it could be that he has no belief in anybody else, because he has no belief in himself.
"There is no deception now, Mr. Weller. Tears," said Job, with a look of momentary slyness, "tears are not the only proofs of distress, nor the best ones."
And tell him it's quite true that the best of the philosophers are of no use to their fellows; but that he should blame, not the philosophers, but those who fail to make use of them.
Demonstration is also something necessary, because a demonstration cannot go otherwise than it does, ... And the cause of this lies with the primary premises/principles.
The worst class of sum worked in the every-day world is cyphered by the diseased arithmeticians who are always in the rule of Subtraction as to the merits and successes of others, and never in Addition as to their own.