Wikiquote no longer allows unsourced quotations, and they are in process of being removed from our pages (see Wikiquote:Limits on quotations); but if you can provide a reliable, precise and verifiable source for any quote on this list please move it to Upton Sinclair. --Antiquary 20:29, 28 May 2009 (UTC)
- I aimed at the public's heart, and by accident I hit it in the stomach.
- On his novel "The Jungle" (1906)
- The private control of credit is the modern form of slavery.
- I never met a Socialist, or a Socialist cause, that I didn't like.