Justice, voiceless, unseen, seeth thee when thou sleepest and when thou goest forth and when thou liest down. Continually doth she attend thee, now aslant thy course, now at a later time. These lines are from a section of doubtful or spurious fragments.

Only through suffering do we learn

It is through suffering that learning comes.

The reward of pain is experience.

Don't you know this, that words are doctors to a diseased temperment?

Everyone, to those weaker than themselves, is kind.

Call no man happy till he is dead.