The problem with quantum mechanics if we interpret it crudely is that it implies you should fall through that chair which is not a good prediction Quantum physics implies no such thing You have to be a philosophy graduate who s either not understood whatever philosophy of physics course you took and or had a lecturer who didn t understand quantum theory Still don t worry He he he How can you not like Jacob Lurie Also your recommended book is Well it contains nothing but the usual dribble about misinterpretation or deliberate mangling of authentic Marxist scripture how Lenin and Trotsky were real democrats if only that nasty Stalin hadn t betrayed the revolution etc etc Zzzz