Not to know what happened before one was born is always to be a child.

It is the peculiar quality of a fool to perceive the faults of others and to forget his own.

Times are bad. Children no longer obey their parents, and everyone is writing a book.

There is not a moment without some duty.

Freedom suppressed and again regained bites with keener fangs than freedom never endangered.

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 is liable to err, only a fool persists in error.