For a long time, I have told my discouraged patients and have repeated to myself, “Do not let us build a second story to our sorrow by being sorry for our sorrow.”

Paul Dubois, Psychic Treatment of Nervous Disorders, pp. 235-236 (1909)

I came across this is an excellent, recent essay by Donald Robertson, Stoicism and the Tin-Can Monster.

Image: http://www.neuro-bern.ch/cms/index.php?id=238&L=0, PD-alt-100, https://de.wikipedia.org/w/index.php?curid=5710620