“Don't waste yourself in rejection, nor bark against the bad, but chant the beauty of the good.”
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1870s, Society and Solitude (1870)
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Ralph Waldo Emerson 727
American philosopher, essayist, and poet 1803–1882Related quotes

reprinted in 'Zero', ed. Otto Piene and Heinz Mack, Cambridge, Mass; MIT Press 1973, p. 119
Quotes, 1960's, untitled statements in 'Zero 3', (1961)

“Make no expense but to do good to others or yourself; waste nothing.”
Misattributed, Jackson's personal book of maxims

“Dignity is like morality,” Mirabilis barked. “Too much is as bad as too little.”
Source: The Native Star (2010), Chapter 20, “The Otherwhere Marble” (p. 274)

Earliest attribution found in Who Said That?: More than 2,500 Usable Quotes and Illustrations https://books.google.nl/books?id=7mn8AwAAQBAJ&pg=PT63 (1995) by George Sweeting. Online sources always attribute the quote to Augustine, but never specify in which of his works it is to be found.
Disputed