Affectation, John Locke

Affectation is an awkward and forced Imitation of what should be genuine and easy, wanting the Beauty that accompanies what is natural.

- John Locke, On Education, Section 66, Affectation, reported in Hoyt's New Cyclopedia Of Practical Quotations (1922), p. 11.

http://en.wikiquote.org/wiki/Affectation