I want to always be in a state of perpetual motion: going somewhere, doing something.
It is a potent part of the Sarkozy brand: he is tireless and in perpetual motion.
He devoted a great deal of time to designing mechanical schemes for perpetual motion.
Attempts at perpetual motion may all be regarded as attempts to get round this "third law."
Plato believes that the soul is in perpetual motion, but that it is immovable as regards motion from place to place.
These facts are all well known to the perpetual motion enthusiast.
It is better than perpetual motion, for it is not only that, but perpetual light and heat.
All I want, sir, is to find out the secret of perpetual motion!
It is not designed as an argument either for or against the possibility of the attainment of perpetual motion.
perpetual motion, bustle and whirl,—I grow dizzy to think of it.