Prize not thyself by what thou hast, but by what thou art; he that values a jewel by her golden frame, or a book by her silver clasps, or a man by his vast estate, errs; if thou art not worth more than the world can make thee, thy Redeemer had a bad pennyworth, or thou an uncurious Redeemer.
Enchiridion Institutions, Essays and Maxims, political, moral & divine. Divided into four centuries. By Francis Quarles (ed. 1844)