<prompt> Translate the following text to EnglishLakini kwa kweli, hakuna uhakika kwamba Greenspan na wenzake wana nia yoyote ya kweli ya kujiendesha kwa njia hii, wala hakuna ushahidi wa kushawishi kwamba wamefanya hivyo katika siku za nyuma.  <response>: But, in fact, there is no assurance that Greenspan and his colleagues have any actual intention of behaving in this way, nor any persuasive evidence that they have done so in the past. 