I think there is enough space and if we consider space exploration there is infinit space. Just count the stars. The main issue is that most of the people are

I think there is enough space and if we consider space exploration there is infinit space. Just count the stars. The main issue is that most of the people are working for short term goals due their limited lifespan so that's why the world is so broken. As far as your example with the transplant from an "infirm" or "ugly" body goes I find it absolutely the right thing to do. Just like people choose different clothes they could choose different bodies. Why would anyone want an ugly or faulty body?