Are grand goals really just wishful thinking?

People often think that grand goals, major change initiatives - especially the ones that require collaborative action from multiple people around the world - will never come to fruition.  They believe they are just too far-reaching, too unattainable - and so they don't even try - to believe, to contribute, to promote progression toward that goal.

I am not one of those people.  I believe that all goals are attainable, and all it takes is a starting point and a few passionate souls...