“You’re lying!” “No, I’m not lying! You are!”

Is anybody besides me sick and tired of hearing and reading where some of the candidates this year are calling each other liars either on the air or in print? And could it be that, in reality, all of them are lying? Or at least not telling the whole truth, or stretching the truth? Someone said, when a half truth is told for the whole truth, it becomes a lie. Kinda like in the garden of Eden…