Let a man do his work; the fruit of it is the care of Another than he.
 Thomas Carlyle, On Heroes, Hero-Worship, and The Heroic in History (1841). copy citation

Context

“In this way the balance may be made straight again. But, at any rate, it is not by what is called their effect on the world, by what we can judge of their effect there, that a man and his work are measured. Effect? Influence? Utility? Let a man do his work; the fruit of it is the care of Another than he. It will grow its own fruit; and whether embodied in Caliph Thrones and Arabian Conquests, so that it "fills all Morning and Evening Newspapers," and all Histories, which are a kind of distilled Newspapers;” source