There was one student I spoke to who sort of stuck out in my mind because she sort of symbolised the sort of spontaneous nature of the Polish response.
The apology came as the chief executive of the Gruenenthal Group Harald Stock unveiled a bronze statue symbolising a boy born without a limbs because of thalidomide.
Outside we can see a cherry blossom tree, symbolising, not only renewal, but also the fleeting nature of life, as cherry blossoms only bloom for a short period.