God knows how many things a man misses by becoming smug and assuming that matters will take their own course.
Source: The Fire Apes, in The Star Thrower, 1949.
-- Loren Eiseley, (Sep 3 1907-1977), US anthropologist, educator, author; He wrote about anthropology for the lay person in eloquent, poetic style; wrote The Star Thrower, 1949 and The Unexpected Universe, 1969.