The test of a first-rate intelligence is the ability to hold two opposing ideas in mind at the same time and still retain the ability to function. — F. Scott Fitzgerald
Modern sociopolitical discourse is stymied by the prevalence of immature thinking. Far too many people believe that earnest zealotry is a substitute for reasoned argument. There are significant elements of mature thinking that must be considered and practiced for there to be discourse that actually creates light as opposed to merely creating heat.
Mature thinkers can accept facts from inconvenient sources
A fact does not cease to be factual simply because one dislikes the source of the fact. Ad hominem dismissals of facts are for people who do not care about truth and do not have the skills to meaningfully address arguments.