Friel contrasts Gar's cloistered emotional life with his gregarious social persona by portraying him as two distinct characters, a public self (Donal McCann) and a private self (Des Cave).Friel contrasts Gar's cloistered emotional life with his gregarious social persona by portraying him as two distinct characters, a public self (Donal McCann) and a private self (Des Cave).Friel contrasts Gar's cloistered emotional life with his gregarious social persona by portraying him as two distinct characters, a public self (Donal McCann) and a private self (Des Cave).