Wikipedia:Honesty 

It is wrong to lie to the community about anything.

Jimbo Wales 18:00, 16 March 2007 (UTC)

Abraham Lincoln, colloquially known as "Honest Abe."

Honesty is expected in all processes of Wikipedia, including content discussion, the dispute process and all other functions of the community. Editors are reminded that while you may expect an assumption of good faith, this is based on the counter-assumption of honesty in your actions.

Honesty in actions

An honest Wikipedian: