This is likely because you've been receiving the message that it's a sin to have preconceived notions and to even formulate a mental model of someone that conta

This is likely because you've been receiving the message that it's a sin to have preconceived notions and to even formulate a mental model of someone that contains any negative elements. It's not. Instead I suggest taking pride in that you are not restricted to initial impressions and were able to move her box upon receiving additional data points.