But it would again be useless to ask how extension as the characteristic attribute of matter is related to mind which thinks, and how God is to be regarded in reference to extension.
It's useless to dwell on what might've been.
The earlier forms of ice-calorimeter, those of Black, and of Laplace and Lavoisier, were useless for work of precision, on account of the impossibility of accurately estimating the quantity of water left adhering to the ice in each case.
Away, mates, to the ship! those boats are useless now; repair them if ye can in time, and return to me; if not, Ahab is enough to die--Down, men! the first thing that but offers to jump from this boat I stand in, that thing I harpoon.
Deraiya was razed to the ground and the principal towns of Nejd were compelled to admit Egyptian garrisons; but though the Arabs saw themselves powerless to stand before disciplined troops, the Egyptians, on the other hand, had to confess that without useless sacrifices they could not retain their hold on the interior.
The automatic sight has, however, distinct limitations; it depends for its accuracy on height of site, and at long ranges even from a high site it cannot compare for accuracy with independent range-finding and careful laying or accurately applied quadrant elevation; it is also useless when the water line of the target is obscured, as may often be the case from the splashes caused by bursting shell.
Consequently it is useless to plant out eggs or fry unless in numbers sufficiently great to appreciably increase the stock of eggs and fry already existing.
But vast tracts of land are useless except as pasture for sheep, and even the sheep are driven by the severe winters to migrate yearly into Estremadura (q.v.).
As Johnson thought it unsafe to pursue the routed army his victory had no other effect than the erection here of the useless defences of Fort William Henry, but as it was the only success in a year of gloom parliament rewarded him with a grant of X 5000 and the title of a baronet.
Impurities are often present, especially when the resin dropped on to the ground, so that the material may be useless except for varnish-making, whence the impure amber is called firniss.