He makes him a duke of the newly conquered land
A boiled egg is hard boiled, it is cooked. To beat an egg means to mix the egg yolk and egg white together while the egg is raw and in liquid form. The pun is that it would be hard to beat an egg which is already in solid form, because it is cooked. You can only beat liquid eggs.
Loving someone means that he or she means everything to you, while liking someone means that you are simply happy being with that person. Love involves deeper, stronger emotions, while like is more of a tender feeling towards that special someone.
That society should honor the dead
It defines culture and surroundings and environment