Tweeted By @TimHarford
"No one WANTS to learn by mistakes, but we cannot learn enough from successes to go beyond the state of the art." - Henry Petroski, in "To Engineer Is Human" an idiosyncratic and thought-provoking book of essays. https://t.co/C9yp4OrLMu
— Tim Harford (@TimHarford) February 3, 2020