I always found the extraordinary loss of life in the First World War very moving. I remember learning about it as a very young child as an eight- or nine-year-old asking my teachers what poppies were for. Every year the teachers would suddenly wear these red paper flowers in their lapels and I would say 'What does that mean?'
A company can spend hundreds of thousands of dollars on firewalls intrusion detection systems and encryption and other security technologies but if an attacker can call one trusted person within the company and that person complies and if the attacker gets in then all that money spent on technology is essentially wasted.