Fight Your Bias
You are in an eternal battle with your biased brain, so keep fighting.
People often forget how much agency they have to change things.
Self Over Time
You will change, so understand how that might be. The class activity for this is done by first having people think of how they were different in the past and putting that up on the far left of wall. Then in the middle, they put up ways they are now and use string to show how they have increased or decreased at something. Lastly, they predict ways they may change in the future. With young audiences, it is best to add in some ways they will change like "you will have new responsibilities later such as . . . "