Self-love increases or diminishes for us the good qualities of our friends, in proportion to the satisfaction we feel with them; and we judge of their merit by the manner in which they act towards us.
Francois de La RochefoucauldIt is oftener by the estimation of our own feelings that we exaggerate the good qualities of others than by their merit, and when we praise them we wish to attract their praise.
Francois de La Rochefoucauld