I'm retired and living on cap gains. My value increased a little over 25% last year. Even my wife and I who are maybe the "tightest" people I know with money are spending more. That is a guarantee for inflation when it happens on a large scale.
Look at the value of housing at the end of 2016....at the end of 2017.
Look at the value of stocks at the end of 2016....at the end of 2017.