I am a big fan of the old Howard Hawks films from the 30s and 40s I was a big Hepburn and Tracey fan for a while and Woody Allen films that are a very different kind of romantic comedy.
The sum of the whole is plainly this: The nature of man considered in his single capacity and with respect only to the present world is adapted and leads him to attain the greatest happiness he can for himself in the present world.