H. G. Wells,
The Outline of History: Being a Plain History of Life and Mankind
“ Through all this time Persia appears and reappears as the ally first of this league and then of that. About the middle of the fourth century B.C., Greece becomes aware of a new influence in its affairs, that of Philip, King of Macedonia. Macedonia does, indeed, arise in the background of this incurably divided Greece as the Medes and Persians arose behind the Chaldean Empire. A time comes when the Greek mind turns round, so to speak, from its disputes, and stares in one united dismay at the Macedonian. ”
