<prompt> Translate the following text to SwahiliHis classic has thickened gracelessly over the years, but as the forthcoming eighth edition once again shows, it has remained true to the adaptable temperament it was born with.  <response>: Klasiki yake imekua kwa ukali kwa miaka mingi, lakini kama toleo la nane linalofuata linavyoonyesha tena, imebaki kweli kwa tabia ya kubadilika ambayo ilizaliwa nayo. 