He said this in condemnation of the casual habit that many people have in their daily conversation of repeatedly swearing to this or to that, without ever intending to do what they say.
Alisema hayo akilaani tabia ya kawaida ambayo watu wengi huwa nayo katika mazungumzo yao ya kila siku ya kuapa mara kwa mara kwa hili au lile, bila kukusudia kufanya kile wanachosema.