Humans are addicted to the hope for a final reckoning, but intellectual humility requires that we resist the temptation to assume that tools of the kind we now have are in principle sufficient to understand the universe as a whole.
Thomas Nagelfundamentally an organism has conscious mental states if and only if there is something that it is like to be that organism--something it is like for the organism.
Thomas NagelA person may be greedy, envious, cowardly, cold, ungenerous, unkind, vain, or conceited, but behave perfectly by a monumental act of the will.
Thomas NagelWithout consciousness the mind-body problem would be much less interesting. With consciousness it seems hopeless.
Thomas Nagel