Each person has inside a basic decency and goodness. If he listens to it and acts on it, he is giving a great deal of what it is the world needs most. It is not complicated but it takes courage. It takes courage for a person to listen to his own goodness and act on it.
Adolescence as the time when an individual 'recapitulates' the savage stage of the race's past.
It's a heavy weight, the camera. Now we have modern and lightweight, small plastic cameras, but in the '70s they were heavy metal.