A craven can be as brave as any man, when there is nothing to fear. And we all do our duty, when there is no cost to it. How easy it seems then, to walk the path of honor. Yet soon or late in every man's life comes a day when it is not easy, a day when he must choose. (Maester Aemon)
Ser Cleos looked like a weasel, fought like a goose, and had the courage of an especially brave ewe.
Sometimes I think everyone is just pretending to be brave, and none of us really are. Maybe pretending is how you get brave, I don't know.
Those are brave men," he told Ser Balon in admiration. "Let's go kill them.
Those are brave men... lets go kill them
The only time a man can be brave is when he is afraid.