you do n't need to explain yourself to me . well , i suppose some people do , but -- '' `` first door on the left ! '' there were five thousand , two hundred and seventy-three dollars and fifty-two pence on son 's desk . she got up from her seat and put her hand on my arm , `` just some friendly advice . '' its never a simple thing , telling one from the other . `` if i am , it is because that 's all i ever learned how to be . 