There are two sides to every question. ~ Protagoras, from Diogenes Laertius, Lives of Eminent Philosophers Greek philosopher (485 BC - 421 BC) 每個問題都有正反兩面看法 / 公說公有理,婆說婆有理 每個問題都有正反兩面看法 ( 公說公有禮,婆說婆有禮)