Remember when Tim tried to make a funny?
This implies that Ra’s thinks Dick is funny
Now we know why Damian gets along with Dick. It’s in his blood.
Ra’s staring out a window, contemplating the events of old battles.
Ra’s recalling one of Dick'a quips in the midst of the fight and finding it hilarious now that the moment has passed.
Ra’s evil laughter echoing down the halls of his secret lair.