Huh? The original author is not complaining about professors expressing some opinion! Goodness!

Instead, Brodsky is complaining about shouting down speakers that you don't agree with!

So you and he agree: suppression of speech is bad. Yes?

For instance, you think all these cases of deplatforming were wrong: https://www.businessinsider.com/list-of-disinvited-speakers-at-colleges-2016-7