text: Terms of Endearment   Seems that the Bush administration, unlike previous White Houses, is not necessarily averse to allowing its ambassadors to have second tours. For example, word is that    John     Thomas "Tom    " Schieffer , the Texas oilman who brought    President Bush  into the Texas Rangers baseball club partnership and who is now ambassador to Australia, is to hang out in the Pacific a while longer, this time as ambassador to Japan.