The idea of absolute financial probity as the first law of a gentleman’s code was too deeply ingrained in him for sentimental considerations to weaken it.
So far there had been no exception to its tacit rule that those who broke the law of probity must pay; and every one was aware that even Beaufort and Beaufort’s wife would be offered up unflinchingly to this principle.
There are no more uses of "probity" in the book.
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I had admired his journals inordinately, and had considered Gide’s probity and relentless self-dissection to be part of one of the truly triumphant feats of the civilized twentieth-century mind.
William Styron -- Sophie’s Choice
It was my first time in Amsterdam; I’d seen almost nothing of the city and yet the room itself, in its bleak, drafty, sunscrubbed beauty, gave a keen sense of Northern Europe, a model of the Netherlands in miniature: whitewash and Protestant probity, co-mingled with deep-dyed luxury brought in merchant ships from the East.