I had a dream of this guy I remembered having a bad experience with. He seemed to be very kind, but he also seemed sad
Dreams are often influenced by our subconscious mind, and they can reflect our thoughts, feelings, and concerns in a symbolic way. Seeing someone who you had a bad experience with and finding them sad in your dream could represent conflicting emotions that you have towards this person.
The person appearing kind in your dream could mean that you are acknowledging that this person has positive qualities, and you may be reconsidering your feelings towards them. Their sadness could signify unresolved issues that still linger between the both of you, or it could be your perception of how they are doing in their life.
Overall, this dream could be your mind's way of processing any remaining emotions or unresolved conflicts you have towards this person, or it could be a reflection of your own empathy towards others. It's important to reflect on your emotions and thoughts before and after the dream to help gain a better understanding of what it may mean.