Ideas

 About cities before there were airplanes, angels, birds over flame-lit cities. 

About the twisted torso that is unseen as twisted appealing to the eye.

About how some photographs could be the work of poets, Wordsworth, Shakespeare, Poe, Ginsberg, Plath. And, .. "this is a ..."

how some art can do the same. Even a frame moved is more "Monet" 

On the importance of Math in the composition.

Remember your Gestalt principles.