In my experience for many professors teaching is pretty much a side activity, more like a chore. Fun fact: Galileo was envied by his colleagues because despite

In my experience for many professors teaching is pretty much a side activity, more like a chore. Fun fact: Galileo was envied by his colleagues because despite being paid full time by University of Pisa he was exempted from teaching and could devote all of his time to research. (source should be Biagioli, Galileo Courtier, 159)