Known sourcecanonical
"To look up and not down, To look forward and not back, To look out and not in, and To lend a hand."
Edward Everett Hale / Rule of the "Harry Wadsworth Club" (from "Ten Times One is Ten," 1870).
Rule of the "Harry Wadsworth Club" (from "Ten Times One is Ten," 1870).
Bartlett's Familiar Quotations, 9th ed. (Little, Brown, 1905), public domain