All these the daughters of old Nereus were, / Which have the sea in charge to them assign'd, / To rule his tides, and surges to uprear, / To bring forth storms, or fast them to upbind, / And sailors save from wrecks of wrathful wind.

He fixed me with a sickly grin, and said, I told you it wouldn't work!

Physician: I have viewed your urine, and the hypostasis, / Thick and obscure, doth make the danger great.

Energy has seldom been found where we need it when we want it. Ancient nomads, wishing to ward off the evening chill and enjoy a meal around a campfire, had to collect wood and then spend time and effort coaxing the heat of friction out from between sticks to kindle a flame.