Aanuvlling bij het artikel over couchsurfing en airbnb:
http://www.standaard.be/cnt/dmf20140418_01073764
http://www.standaard.be/cnt/dmf20140418_01073764
"One day, someone showed me a glass of water that was half full. And he said: 'Is it half full or half empty?' So I drank the water. No more problem." - Alexander Jodorowsky