"Inspiration is for amateurs. The rest of us just show up for work."

"U.S. artist Chuck Close" quoted as "Thought du jour" in "Social Studies" in Globe & Mail August 19, 2008

"It grieves them more to own a bad house than a bad life…"

St. Augustine The City of God (speaking of "evil men")

“the words itched more than they tickled.”

Larry Hill in Maclean’s August 27, 2001

"The past is hopeless. There’s too much of it."

Detective Nero Wolfe in Home to Roost, quoted in “Gilbert’s Top Dozen Pearls of Detective Wisdom” in Gilbert! magazine Vol. 5 # 3 (December 2001)

"The definition of insanity is doing the same thing over and over again and expecting a different result."

Source unclear but not Albert Einstein (a false quotation magnet on a par with Abraham Lincoln). Various diligent efforts have been made to determine its origin online (for instance here) but regardless of where it came from it has caught on because we humans make such diligent efforts to demonstrate its validity in real life.

"Include me out."

Sam Goldwyn, quoted in Gilbert! Magazine Vol. 4 #3 (December 2000)

"All human beings should try to learn before they die what they are running from, and to, and why."

James Thurber "American author (1894-1961)” quoted as "Thought du jour" in Globe and Mail May 30, 2013