The three precious commodities in life are time, money and energy. As time decays, energy can be recharged through sleeping or resting but the maximum capacity of our energy degrades just like a battery does due to inability to store charges. Money, on the other hand, grows as we work by exchanging time for money. 
Sometimes I ponder if retirement entails getting to enjoying own sweet time, enjoy spending the money earned during younger days while keeping our bodies at high energy levels. I think it may not be possible due to the natural process of ageing and we are not able to intake as much foods when we are older or possess the same energy and health levels compared to younger.  The lure of financial freedom at a younger age than the official retirement age of 60s hence opens up the world of options and presents the great...