These letters, addressed to Frederic Bastiat, an economist, originally appeared in a debate published in The Voice of the People, in 1849. Interest and Principal The Circulation of Capital, Not Capital Itself, Gives Birth to Progress Thus it is with interest on capital, legitimate when a loan was a service rendered by citizen to citizen, but which ceases to be so when society has acquired the power to organize credit gratuitously for everybody. This interest, I say, is contradictory in its nature, in that, on the one hand, the service rendered by the lender is entitled to remuneration, and that, on the other, all wages suppose either a production or a sacrifice, which is not the case with a loan. The revolution which is effected in the legi... (From : Anarchy Archives.)