When I was younger I was sold in the idea of data driven decisions. Everything needs to be measured, otherwise you are just biased, and bias is bad. Nowadays I

When I was younger I was sold in the idea of data driven decisions. Everything needs to be measured, otherwise you are just biased, and bias is bad. Nowadays I do still rely on data and measurements but I also have experience and taste to judge things. Answering your question, the latter.