On the contrary, cessation of the profit motive allows for Humanity to reach beyond. Personal ambitions can become the prime want in life, no longer pipe dreams.
What do you think Communism is? If you don't know what Communism is, you can try my Introductory Marxist-Leninist reading guide, Principles of Communism in section 1 should give you a great base.
But that would mean changing basic human nature. It would be great to be able to enjoy life without the constant worry about being able to support yourself and live a decent lifestyle. But since we can't change human nature, everyone would have to be drugged some how to hold you in check. There was a movie about something like this "Equilibrium"
What's considered "Human Nature" changes based on the Mode of Production.
Secondly, I have no idea what you're talking about when you say everyone needs to be drugged to be "held in check." What on Earth are you talking about? If you don't know what Communism is, you can try my Introductory Marxist-Leninist reading guide, Principles of Communism in section 1 should give you a great base.
Human nature is quite literally to cooperate to survive, not compete. Competition is literally the opposite of how hominids evolved. It's genuinely a terrible strategy.