Knowledge must come through action. You can have no test which is not fanciful, save by trial.
The greatest griefs are those we cause ourselves.
In darkness one may be ashamed of what one does, without the shame of disgrace.
You cannot know a man's life before the man has died, then only can you call it good or bad.
Of all human ills, greatest is fortune's wayward tyranny.
It is always fair sailing, when you escape evil.