“My office has a view of low-cost housing, old East German prefabricated apartment buildings. It isn't an attractive view, but it's very helpful, because it reminds me to ask myself, whenever there is a decision to be made, whether the people who live there can afford our decisions.”

“After a while I thought it didn't make any sense to use a pick. It's kind of like typing with one finger on each hand instead of using all your fingers.”