Related:

• When Philip had news brought him of divers and eminent successes in one day, "O Fortune!
  aid he, "for all these so great kindnesses do me some small mischief....
• A rolling stone gathers momentum.
• Angular Momentum Makes The World Go 'Round.
• If your position is everywhere, your momentum is zero.
• Angular momentum makes the world go round.
• Here lies a toppled god; His fall was not a small one.
  We did but build his pedestal-- A narrow and a tall one....