We come from different nations and generations, but we’re allies in the climate fight. Here’s why we’re optimistic.

We come from two different generations, backgrounds and cultures — one of us is a young Muslim immigrant from Tehran and the other an Irish Catholic from Massachusetts — yet we stood together onstage in Boston feeling the same powerful energy of thousands of people during the global climate strikes.

• Saya Ameli Hajebi and Gina McCarthy
• The Lily