Though sometimes misattributed to Chesterton, this is generally attributed to Philip Stanhope, 4th Earl of Chesterfield, with the first publication of this yet located is in a section of proverbs called "Diamond Dust" in Eliza Cook's Journal, No. 98 (15 March 1851), with the first attribution to Chesterfield as yet located in: Many Thoughts of Many Minds (1862) edited by Henry Southgate.
Misattributed
“A weak mind is like a microscope, which magnifies trifling things but cannot receive great ones.”
Generally attributed to Lord Chesterfield, the first publication of this yet located is in a section of proverbs called "Diamond Dust" in Eliza Cook's Journal, No. 98 (15 March 1851), with the first attribution to Chesterfield as yet located in: Many Thoughts of Many Minds (1862) edited by Henry Southgate
Disputed
Source: Aphorisms and Reflections (1901), p. 268
“Like all weak men he laid an exaggerated stress on not changing one's mind.”
Source: Of Human Bondage (1915), Ch. 39
“It is the mark of great people to treat trifles as trifles and important matters as important.”
Denn zu einem großen Manne gehört beides: Kleinigkeiten als Kleinigkeiten, und wichtige Dinge als wichtige Dinge zu behandeln.
Gotthold Ephraim Lessing, Hamburgische Dramaturgie (1767 - 1769), Vierunddreißigstes Stück Den 25. August 1767 http://www.gutenberg.org/files/10055/10055-8.txt
Misattributed
“It is the mark of great people to treat trifles as trifles and important matters as important.”
Denn zu einem großen Manne gehört beides: Kleinigkeiten als Kleinigkeiten, und wichtige Dinge als wichtige Dinge zu behandeln.
Hamburgische Dramaturgie http://www.gutenberg.org/files/10055/10055-8.txt (1767 - 1769), Vierunddreißigstes Stück Den 25. August 1767
“To begin well is not a trifling thing, but yet not far from a trifling thing.”
Diogenes Laertius
Source: His Master's Voice (1968), Ch. 17
