The Iliad by Homer Book 13 Page 19

Idomeneus answered, “I know you for a brave man: you need not tell me. If the best men at the ships were being chosen to go on an ambush — and there is nothing like this for showing what a man is made of; it comes out then who is cowardly and who brave; the coward will change colour at every touch and turn; he is full of fears, and keeps shifting his weight first on one knee and then on the other; his heart beats fast as he thinks of death, and one can hear the chattering of his teeth; whereas the brave man will not change colour nor be frightened on finding himself in ambush, but is all the time longing to go into action — if the best men were being chosen for such a service, no one could make light of your courage nor feats of arms. If you were struck by a dart or smitten in close combat, it would not be from behind, in your neck nor