Modern society is modern because of its mental cocktail of reasoning and compassion. Turn the compassion network in the brain off, and it will be a society of heartless robots. On the other hand, turn the reasoning network off, and it will be a society of dumb sentimental apes.
Impossible? Utopic? Sure! But for how long? Can any human endeavor be eternally impossible or utopic ? A time factor should be integrated to every affirmation of utopia, or else the people affirming that would only be affirming that they are not the ones who can make it happen.
Remember that [scientific thought] is the guide of action; that the truth which it arrives at is not that which we can ideally contemplate without error, but that which we may act upon without fear; and you cannot fail to see that scientific thought is not an accompaniment or condition of human progress, but human progress itself.