Lost — Yesterday, somewhere between sunrise and sunset, two golden hours, each set with sixty diamond minutes. No reward is offered, for they are gone forever.

Lost, yesterday, somewhere between sunrise and sunset, two golden hours, each set with sixty diamond minutes. No reward is offered, for they are gone forever! | Lost, Two golden hours: Each with a set of Sixty diamond minutes! No reward Is offered, for they are Lost for ever! | Sometimes titled "Lost, Two Golden Hours". Most commonly quoted in Mann's second version — i.e., with a comma after "Lost" instead of a dash and without italics — but with the first version's period (full-stop) rather than the second's exclamation mark.

in Thoughts Selected from the Writings of Horace Mann, ed. Mary Mann (Boston: H. B. Fuller and Company, 1867), p. 217 || (with "yesterday" omitted and "with a set of" instead of "set with") published without any crediting of authorship as "Loss of Time" in The Church of England Magazine (28 June 1856), p. 424