Earnestly in example sentence
"Nay, Sancho," said Don Quixote, "the fool knows nothing, either in his own house or in anybody else's, for no wise structure of any sort can stand on a foundation of folly; but let us say no more about it, Sancho, for if thou governest badly, thine will be the fault and mine the shame; but I comfort myself with having done my duty in advising thee as earnestly and as wisely as I could; and thus I am released from my obligations and my promise.