Taleb again, ‘Superstitions can be vectors for risk management rules.’ According to him, ‘The only definition of rationality that is practically, empirically, and mathematically rigorous is that of survival … Anything that hinders one’s survival at an individual, collective, tribal, or general level is deemed irrational.’129 Taleb presents rationality ‘in terms of actual decisions, not what is called “beliefs” as these may be adapted to prevent us in the most convincing way to avoid things that threaten systemic survival.’
