It certainly may be true, but it was not proved from their behaviour, that the national morality Deteriorated, and in fact I think nothing is more difficult than to form any trustworthy estimate of the state of morality in a whole nation, confidently as such estimates are often put forward.
"English Literature and Society in the Eighteenth Century"
Leslie Stephen
Mumming, however, has much Deteriorated, even in the last fifteen or twenty years.
"Wild Life in a Southern County"
Richard Jefferies
While they had been in power the character of the public service had Deteriorated frightfully, both as regarded its efficiency and infinitely more as regarded its honesty; and under Van Buren the amount of money stolen by the public officers, compared to the amount handed in to the treasury, was greater than ever before or since.
"Thomas Hart Benton"
Theodore Roosevelt