On my 50th birthday I invited friends and family on an outdoor-open-space. I gave the honour to my parents to set the theme on which people could post their burning questions. "Education." was the most important issue for them, even in their old ages. While the 'personal' questions were very diverse; we had 10 conversations at 5 different 'open-fire-places'; which resulted in an harvest of.. a very amicable festivity in the evening.
You can find an impression + questions (in Dutch) on: