Truth is only to be had by the lying together...

Factual Questions
1

…of a variety of errors. Who said it? Nietzche? Blake? Martha Stewart? My searches so far have been fruitless (probably because I’ve mangled the actual quotation.)

Ring any bells?

2

Quasimodo? Susan Sontag? Linus Pauling? Gypsy Rose Lee? Marvin the Wonder Wart Hog?

3

I did poke around a bit, and found one suggestion that it might be Virginia Woolf, but I couldn’t confirm it:

http://www.always.on.ca/mayo.html

4

Wonder Wart Hog’s name was Philbert Desanex, not Marvin. The noble beast is not recorded as having said this.

The quote does not ring true, somehow. "Truth arrives in the succession of mistakes we make' maybe.