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).
He knows, then, these two facts—that he is intriguing against you and that you are aware of it. Assuming that you are intelligent, he thinks you are bound to hate him, and he is on the alert, expecting some blow to fall, if you can seize an opportunity and if he cannot get in his blow first.