“We must not say every mistake is a foolish one.”

“We must not only obtain Wisdom: we must enjoy her.”

“It is foolish to tear one’s hair in grief, as though sorrow would be made less by baldness.”

“If we are not ashamed to think it, we should not be ashamed to say it.”

“Six mistakes mankind keeps making century after century:Believing that personal gain is made by crushing others;Worrying about things that cannot be changed or corrected;Insisting that a thing is impossible because we cannot accomplish it;Refusing to set aside trivial preferences;Neglecting development and refinement of the mind;Attempting to compel others to believe and live as we do.”

“Any man can make mistakes, but only an idiot persists in his error”

“They who say that we should love our fellow-citizens but not foreigners, destroy the universal brotherhood of mankind, with which benevolence and justice would perish forever”