I have been thinking a bit about ‘returns’ lately. I read a blog about ‘return on energy’ that pointed to the growing awareness of our choices and what is at stake when we make them as we age. Are we getting more out of life than we’re putting in? This kind of ‘capitalist’ metaphor got me thinking. Is life a transaction in which we need to measure the return as a basis for assessing our ‘life worth’?  

I am a capitalist insofar as I believe in free enterprise. I don’t know