“Do not sit dumb in company; it will be ascribed either to pride, cunning, or stupidity: give your opinion modestly, but freely; hear that of others with candour; and ever endeavour to find out, and to communicate truth.”

Regarding Sony and Microsoft, respectively
On Nintendo's competitors
Source: E3 2004

Don Soderquist “ The Wal-Mart Way: The Inside Story of the Success of the World's Largest Company https://books.google.com/books?id=mIxwVLXdyjQC&lpg=PR9&dq=Don%20Soderquist&pg=PR9#v=onepage&q=Don%20Soderquist&f=false, Thomas Nelson, April 2005, p. 56.
On Creating Teamwork

Source: Half Empty

(From a 1963 letter to his wife Gweneth, written while attending a gravity conference in Communist-era Warsaw.)
"Letters, Photos, and Drawings," p. 90-91
What Do You Care What Other People Think? (1988)
Context: The real question of government versus private enterprise is argued on too philosophical and abstract a basis. Theoretically, planning may be good. But nobody has ever figured out the cause of government stupidity — and until they do (and find the cure), all ideal plans will fall into quicksand.

"It Only Hurts When I Breathe", Release (1994).
Lyrics, Cop Shoot Cop

Knowing Yourself: The True in the False (1996)

Often known as Hanlon's razor, this was attributed to Napoleon without source in Message Passing Server Internals (2003) by Bill Blunden, p. 15, ISBN 0071416382
Misattributed

VALIS (1981)

" Sonnet. Addressed to the Same http://www.bartleby.com/126/27.html" (Benjamin Robert Haydon)
Poems (1817)