I had the privilege of being his student (when he was a postdoc — isn't that already incredible?) then his colleague, and friend. I know at some point the joy of the relation with an exceptional person — both on the personal and on the professional side, a combination not that frequent — will prevail. But it is going to take time, a lot of time.
Here is the logo that he made for us at EGC2011. Yes, another proof of his helpfulness and good taste for everything.