tell a falsehood

References in classic literature ?
And she would neither believe her own watch, nor her brother's, nor the servant's; she would believe no assurance of it founded on reason or reality, till Morland produced his watch, and ascertained the fact; to have doubted a moment longer then would have been equally inconceivable, incredible, and impossible; and she could only protest, over and over again, that no two hours and a half had ever gone off so swiftly before, as Catherine was called on to confirm; Catherine could not tell a falsehood even to please Isabella; but the latter was spared the misery of her friend's dissenting voice, by not waiting for her answer.
Reading them, I sometimes have the sense that their author is tempted to tell a falsehood, or catches himself in the process of telling one, then wrenches himself into honesty.