It doesn’t take any special skills to become self-absorbed. We're all very capable of living for self-preservation or advancement. When our position feels threatened, we can scratch and claw our way back onto the top of our own priority list quite easily at any time. Of course, this doesn’t mean we actually treat ourselves well, it means only that we are very adept at thinking of ourselves often.
One interesting tension point that has risen to the surface amid the Covid-19 pandemic is our desire to protect our own individual autonomy while also seeking to protect the lives of our neighbors. It isn’t difficult to see why this gets messy quickly as everyone draws boundaries in different places. The tension is real and it’s not always as simple as “do this” and “don’t do that.” How should we respond as Christians when faced with considering the bodies of other people in our own decisions?