How singing with other people can help you move through grief and despair

I used to think I could change the world.  More than that: because I could, I felt the responsibility to do it.  I was 22 when I helped lead a delegation of young people to the United Nations. There, we pressured presidents and prime ministers to reduce carbon emissions, hoping to prevent the horrors of rising sea levels and catastrophic heat waves. Strangely, although I was immersed in the distressing climate science and the details of international policy negotiations, what I remember most…