You who feel no pain at the suffering of others It is not fitting for you to be called human.
Were the diver to think on the jaws of the shark, he would never lay hands on the precious pearl.
None can be so true to your secret as yourself.
A man is insensible to the relish of prosperity until he has tasted adversity.
Be not so severe as to cause shyness, nor so clement as to encourage boldness.
If thou art of elephant-strength or of lion-claw, still peace is, in my opinion, better than strife.