I have literally just returned from my yearly holiday, which I spent in Italy. I had an amazing time, right up until my last night when I was the victim of a violent betrayal which saw volcanic silica thrown in my face, abrading the ocular orb and paving the way for pathogens. Or, without the melodrama: some sand got thrown in my eye and now it’s all infected and stuff. I’ll be better in a few days, but for I’m left wondering what life would be like without an eye. I look at people like activist Aimee Mullins and I…