id author title date pages extension mime words sentence flesch summary cache txt 63459 Thoreau, Henry David Paradise (to be) Regained .txt text/plain 10517 386 68 But as these powers are very irregular and subject to interruptions; the next object is to show how they may be converted into powers that operate continually and uniformly for ever, until the machinery be worn out, or, in other words, into perpetual motions� . . . But the manner, which I shall state hereafter, of applying this power, is to make it operate only for collecting or storing up power, and then to take out of this store, at any time, as much as may be wanted for final operation upon the machines. cache/63459.txt txt/63459.txt