This is what I've been trying to say about the sawtooth contours of London's sawtooth skyline and have struggled over, but here perfectly caught and pulled together by Amy Waldman in "The Submission" even if it is about my second favourite city, New York....

" A skyline was a collaboration, if an inadvertent one, between generations, seeming no less no natural than a mountain range that had shuddered up from the earth".