if you could do one thing to help the world and humanity what would it be and why?

Question: if you could do one thing to help the world and humanity what would it be and why?
- Keywords:
  help,
  humanity,
  world
Asked by slmg to David, Helen, Ian, rhysphillips, Sarah on 24 Jun 2011.
- David Corne answered on 20 Jun 2011:
  
  Instantly and irrevocably neutralize all weapons.
- Rhys Phillips answered on 20 Jun 2011:
  
  If it was my field of expertise and even possible, it would be finding a cure for cancer.
- Sarah Cook answered on 20 Jun 2011:
  
  Help provide the entire population with safe clean drinking water & local food supplies
- Helen Fletcher answered on 24 Jun 2011:
  
  Build more schools! If everyone knew how to find water that was safe to drink, how to avoid catching diseases like TB and HIV, how to build a sustainable future etc, that would be awesome. Of course you’d need pupils to behave in those schools and good teachers too but it’\s a good dream!

Question: if you could do one thing to help the world and humanity what would it be and why?