<prompt> Translate the following text to EnglishUasi-imani wa Weld uliwapa maadui wake hoja yenye kusadikisha dhidi ya uwezo wake wa kufanya kazi hiyo - kwamba yeye si mwanadiplomasia.  <response>: Welds caustic apostasy handed his enemies a persuasive argument against his fitness for the job--that hes undiplomatic. 