Custom does often reason overrule, / And only serves for reason to the fool. Rochester.

Custom doth make dotards of us all. Carlyle. 5

Custom forms us all; / Our thoughts, our morals, our most fixed belief, / Are consequences of our place of birth. A. Hill.

Custom is the law of one set of fools, and fashion of another; but the two often clash, for precedent is the legislator of the one and novelty of the other. Colton.

Custom is the plague of wise men and the idol of fools. Pr.

Custom may lead a man into many errors, but it justifies none. Fielding.

Custom reconciles to everything. Burke. 10

Custos morum—The guardian of morality.

Custos regni—The guardian of the realm.

Custos rotulorum—The keeper of the rolls.