Mutability of
temper and inconsistency with ourselves is the greatest
weakness of human nature.
-- Joseph Addison
1672-1719, British Essayist,
Poet, Statesman
No author ever
drew a character consistent to human nature, but he was
forced to ascribe to it many inconsistencies.
-- Edward G. Bulwer-Lytton
1803-1873, British Novelist,
Poet