1. Disease, severe mental illness and serious illnesses are now no longer fatal. More like a VERY bad case of the cold that we can get over but it'll suck until we, not because people need to suffer but I would be worried about the pyschological effect if there was no hardship at all.
2. Careful, considerate, advancement of technology that's steady enough to keep up with the demands the human race needs. Whether that's producing infinite quanties of food, smarter AI or allowing us to colonize the stars.
3. No more racial hatred, genuine, sincere, understanding of each others differences and clear attempt to usher in what's essentially Star Trek. Harmonious existence with out the destruction of our cultures, heritage, histories and generally a utopia where we try to balance out our differences with a sincere, earnest, effort to work together.