Ẹni táa fún ló'bì tí kò ṣ'ọpẹ́, báa fún un lọ́'mọ kò ní ṣà'na. / A person who gave no thanks when offered kolanut, wouldn't pay his dues if given a bride. [Whoever showed no appreciation for small favours is unlikely to reciprocate major acts of kindness.] #Yoruba #proverb