Hubris (/hjuːbrɪs/) (ancient Greek ὕβρις): overweening; arrogance; an outrageous act or exhibition of pride, or a disregard for basic morals, ethics, and law.
"The three chief anti-virtues of a Marketeer are: self-promotion, incompetence, and hubris."
"Don't own the personal hubris to assume that the book you're writing is going to get published."
"The antidote to hubris - to superciliousness - is (irony), that capacity to discover and systematize ideas. Or, as Emerson insisted, the development of: Consciousness, consciousness, consciousness."
"Our environmental problems originate in the hubris of imagining ourselves as the central nervous system (the brain) of nature. We're not the brain, we're the cancer."
"It's only hubris, if I fail." -Julius Caesar