A group of people who agree with you are intelligent, well-read individuals capable of logical opinionation based on facts. A group of people who disagree with you are part of a hive mind, personality cult, or echo chamber that gets all its facts from one source and has no real connection to reality.
If you offer someone some nice roasted peanuts and the mere whiff of peanutty goodness sends that someone into anaphylactic shock, is it your fault for offering peanuts despite not knowing that someone's condition or is it that someone's fault for not explicitly telling you the full list of allergies?