Grammarians squabble, and will squabble long. – Horace (65–8B.C.), De Arte Poetica, translated by George Colman, 1783

There are grammatical errors even in his silence. – StanisÅ‚aw J. Lec, Unkempt Thoughts, translated from Polish by Jacek GaÅ‚Ä…zka,

Language, never forget, is more fashion than science, and matters of usage, spelling, and pronunciation tend to wander around like hemlines. – Bill Bryson, The Mother Tongue: English & How It Got That Way, 1990

Grammar: The grave of letters. – Elbert Hubbard, The Roycroft Dictionary Concocted by Ali Baba and the Bunch on R