Quotes/Questions

Does the "quality and quantity" of so called consciousness remain the same in various states like normal awakened, enlightened, sleep, deep sleep, comatose, drugged, dead, so called evolutionary stage,etc. ?

‎"Have we ever thought/can we conceive" "in what circumstances/context the idea/concept of "enlightenment/liberation/moksha/nirvana/etc." could have come up in the human knowledge ?"