The V-Day

We frequently discuss on this blog the state of superposition – the mixed state unique to quantum mechanics, in which the system can be in two or more states at the same time. Remember Schrödinger’s Cat that is dead and alive at the same time? Every year on the 9th of May, I find myself in a state of superposition – I am happy and sad, I celebrate and I mourn. The 9th of May is V Day – the day when allied forces led by the Red army defeated Nazi Germany. I celebrate this victory as the victory over the greatest evil known to mankind. It is not an exaggeration to say that this victory saved the world. It certainly saved the Jewish nation. And that makes me happy – it’s worth celebrating! At [...]