Transcript: https://wearenotsaved.com/2016/11/05/the-value-of-free-speech/
It is tempting to restrict the speech of those you disagree with, but in doing so you may very well reduce your protections against the authoritarianism you fear most. Any weakening of free speech is a bad idea whatever your motives.
Also this podcast was taken from a blogpost written a few days before the election, thus it's a little bit dated, but important nonetheless.