4 examples of sustainable in sentences

" With every respect for that great lawyer, his argument on this point does not appear sustainable.

Lady Kirkbank lay in a state of collapse, in which life seemed only sustainable by occasional teaspoonfuls of cognac gently tilted down her throat by the patient Kibble.

Men leave error undisturbed, because they accept in a loose way the proposition that a belief may be 'morally useful without being intellectually sustainable,' They disguise their own dissent from popular opinions, because they regard such opinions as useful to other people.

We are thinking of a very different attitudethat, namely, of persons who believe a creed to be not more morally useful than it is intellectually sustainable, so far as they themselves are concerned.

4 examples of  sustainable  in sentences