In a country with more sheep than people, a D.I.Y. wool journey — from sheep farms to yarn shops — makes perfect sense. Our writer brushes up on her knitting on a driving trip from Reykjavik.

© Sigga Ella for The New York Times

Readers criticize the country’s lax gun laws. Also: “The Power Broker” at 50; air-conditioning; phones in school; polluting cruise ships; still summer.

On our public lands, nobody can pull rank on you. Except a bear.

Readers react to Biden, Netanyahu and the killing of the hostages. Also: Trump and I.V.F.; a gay-Christian alliance; reasons for joy; Disney trips; fancy dorms.