Where does ascher believe compassion comes from in on compassion?

In "On Compassion," Barbara Ascher suggests that compassion arises from our shared humanity and the recognition of others' suffering. She argues that personal experiences of vulnerability and hardship can foster empathy and understanding, prompting individuals to connect with and respond to the pain of others. Ascher emphasizes that compassion is not just an instinctive response but also a conscious choice to engage with and alleviate the suffering around us.