Up is the opposite of down.

The marbles, in those days, had their primitive names. The unglazed china ones were called plasters because they looked like plaster; the glazed china marbles were called chinas. I remember how charming were the partly colored lines which encircled them.

Speed-up and physiomental, economic, or social decline -- alone or together -- can also construct the feeling called nostalgia quite early in the life course.

Nay farther, and what Angels did admire, / For its Ætern Exemplar, the Moſt High, / Who with his work delighted, would retire / Frequent from Heav’n, as to divert, and view it nighe’r.