Hoyt & Roberts, comps. Hoyts New Cyclopedia of Practical Quotations. 1922.
Probability is the very guide of life. CiceroDe Natura. 5. 12. Quoted by Bishop Butler. Also used by HookerEcclesiastical Polity. Bk. I. Ch. VIII., and Bk. II. Ch. VII. Found in LockeEssays. Bk. IV. Ch. XV. Also in Hobbes Leviathan.