Never trust a wolf with the care of lambs. Pr.
Never try to prove what nobody doubts. Pr.
Never venture all in one bottom. Pr.
Never was scraper (miser) brave man. Herbert. 15
Never waste pains on bad ground; let it remain rough. Though properly looked after and cared for, it will be of best service so. Ruskin.
Never write anything that does not give you great pleasure; emotion is easily propagated from the writer to the reader. Joubert.
Never write on a subject without having first read yourself full on it; and never read on a subject till you have thought yourself hungry on it. Richter.
Never write what you dare not sign. Pr.
Never yet created eye / Could see across eternity. 20 Keble.
Never yet has it been our fortune to fall in with any man of genius whose conclusions did not correspond better with his premises, and not worse, than those of other men; whose genius, once understood, did not manifest itself in a deeper, fuller, truer view of all things human and divine, than the clearest of your so-called laudable "practical men" had claim to. Carlyle.