<prompt> Translate the following text to SwahiliHe thought things over in his usual slow and steady way, deciding that the mention of Mr. Brown was not a request for an individual, but in all probability a password used by the gang.  <response>: Alifikiria mambo kwa njia yake ya kawaida ya polepole na ya kudumu, akiacha kuamua kwamba kutaja Bwana Brown hakukuwa ombi kwa mtu binafsi, lakini kwa uwezekano wote ni nenosiri lililotumiwa na genge. 