They were following a custom established by Moses, and kept up through all the ages ever since his time.
— from The American Jew as Patriot, Soldier and Citizen by Simon Wolf

Such festivities as a rule were very merry and kept up till a late hour, and there was a good deal of singing, harp-playing and dancing, for the Welsh were expert dancers in former times; but at the present day dancing is almost unknown, at least in country places.
— from Folk-Lore of West and Mid-Wales by Jonathan Ceredig Davies

The people made and keep up the acquaintance of this man by way of the ticket office, but instead of considering him as they would any other footlight performer, who had struck a paying vein and was working it for all it was worth, and who can only be heard at so much per ticket, they have come to look upon the character he has been acting as the man himself, and their friend who would make their cause his own.
— from Confiscation; An Outline by William Greenwood