Philippic 2
Demosthenes
Demosthenes. Vol. I. Olynthiacs, Philippics, Minor Public Speeches, Speech Against Leptines, I-XVII, XX. Vince, J. H., translator. Cambridge, MA: Harvard University Press, 1930 (printing).
For by these very acts you stand judged the one and only power in the world incapable of abandoning the common rights of the Greeks at any price, incapable of bartering your devotion to their cause for any favor or any profit. And it was natural that he should form this opinion of you and the contrary opinion of the Argives and Thebans, because he not merely looks to the present, but also draws a lesson from the past.