"I think we were a bit naive - a point would have been fantastic but we just got a rush of blood to the head after the equaliser and went hell for leather looking to seal survival on the day," Sanchez said.
"We got punished by a quality Arsenal attack but that's football. It can be very cruel.
"We've got two games - one at home - and we've got a chance to show our fans what we're made of - and that means stringing two halves together of good football, which I know we can do."