What event in the world has most shaped your worldview?  fall of the berlin wall.... communism (and it's incestual cousin socialism) don't work. 

What personal event in your life is the most noteworthy to you?  moving to the USA from canada... it transformed my life.

What is something you hope to see in the future?  local anesthesia without the need of needles... a vaccine for dental caries would be pretty cool... legalization of all drugs (i don't use any, but i feel strongly about this regardless)

What song reminds you of the happiest day of your life?  i don't think i have a 'happiest day.'  christmas carols and 'happy birthday' remind me of good days for me/family/friends.

What song reminds you of the saddest day of your life?  'along again, naturally' by gilbert o'sullivan (although this is just a sad song... i don't think i have a 'saddest day.'  lots of sad days.