"It becomes you to be wise to smell, feel, and have in estimation these fair books, de haulte gresse, light in the pursuit, and bold at the encounter. Then you must, by a curious reading and frequent meditation, break the bone and suck out the substantific marrow, — that is what I mean by these Pythagorean symbols, — with assured hope of becoming well-advised and valiant by the said reading; for in it you shall find another kind of taste, and a doctrine more profound, which will disclose unto you deep doctrines and dreadful mysteries, as well in what concerneth our religion as matters of the public state and life economical."