When we visited Vienna/Wien in 2015, it coincided with diplomatic talks about Syria, at the Hotel Imperial. These were the first talks Iran deigned to attend, so the atmosphere was quite hopeful that progress could be made.
We were in the hotelβs CafΓ© Imperial when I overheard that line from the distinguished gentleman above, presumably in one delegation or another. If you recognize the image, itβs because yes, this is the source for one of my banners.