Teaching is often considered a thankless profession, with long hours, little pay, and significant emotional investment.
People purchasing counterfeit goods save money at a large cost to others, specifically children who live on the premises of large warehouse facilities and toil away at sewing machines for long, underpaid, and thankless hours.
If you've ever tried shopping for wide width shoes, you'll already know just what a thankless task it can be.
On the whole they performed a thankless duty with considerable ability.
Apparently this town was cluttered with them and my great-aunt and her husband had a thankless life mission to attend to the trash.
The blot on it is certainly the character of Emilie, who is spiteful and thankless, not heroic. Polyeucte has sometimes been elevated to the same position.
It was for a long time a thankless post, for St Vincent was at once half incapacitated by ill-health and very arbitrary, while Nelson, who considered that Keith's appointment was 'a personal slight to himself, was peevish and insubordinate.
Mehemet Ali and his son Ibrahim Pasha were, however, now committed to their conflict with Turkey for Syria and Asia Minor, and had no troops to spare for the thankless task of holding the Arabian deserts; the garrisons were gradually withdrawn, and in 1842 Fesal, who had escaped from his prison at Cairo reappeared and was everywhere recognized as amir.
The gift was over-liberal and the recipient was thankless; but John was distinctly treated as a vassal, not granted the position of an independent sovereign.