People seem not to see that their opinion of the world is also a confession of character. We can only see what we are, and if we misbehave we suspect others.

Ralph Waldo Emerson (1803–1882) American essayist, lecturer, poet

Essay (1860), “Worship,” The Conduct of Life, ch. 6
    (Source)

Based on a course of lectures, "The Conduct of Life," delivered in Pittsburg (1851-03).