History of the Peloponnesian War

Thus spake the Lacedaemonians, thinking that in times past the Athenians had coveted peace and been hindered of it by them, and that being now offered, they would gladly accept of it.

But they, having these men intercepted in the island, thought they might compound at pleasure and aspired to greater matters. To this they were set on for the most part by Cleon, the son of Cleaenetus, a popular man at that time and of greatest sway with the multitude.