So let’s be honest with ourselves and not take ourselves too serious, and never condemn the other fellow for doing what we are doing every day, only in a different way.

Will Rogers (1879-1935) American humorist

“Letter of a Self-Made Diplomat to His President,” Saturday Evening Post (1926-07-31)
    (Source)

Collected in Letters of a Self-Made Diplomat to His President (1926).