Definition.com
Man (n.) is that he knows himself to be miserable.
Definition.com
Man (n.) is the glory and the scandal of the universe.
Definition.com
Man (n.) is nothing but insincerity, falsehood, and hypocrisy, both in regard to himself and in regard to others. He does not wish that he should be told the truth, he shuns saying it to others; and all these moods, so inconsistent with justice and reason, have their roots in his heart.
Definition.com
Man (n.) is but a reed, the most feeble thing in nature, but he is a thinking reed.