Only fools need suffer to learn.
A man who works evil against another works it really against himself, and bad advice is worst for the one who devised it
Neither make thy friend equal to a brother; but if thou shalt have made him so, be not the first to do him wrong.
The dawn speeds a man on his journey, and speeds him too in his work.
Mortals grow swiftly in misfortune.
In front of excellence, the immortal gods have put sweat, and long and steep is the way to it.