America is in its pessimism era and Trump is playing on it, argues the columnist David Brooks in this episode of “The Conversation.”

“A lot of people are seeing some things that are really bad for Donald Trump,” David Brooks says in this episode of “The Conversation.”

As a politician, Justin Trudeau was an excellent celebrity. And the rest of the world could learn a useful lesson from how he wielded his star power.

Kilmar Armando Abrego Garcia’s release from immigration detention last week offers a useful model for how Democrats can successfully challenge the Trump administration, the Opinion columnist Jamelle Bouie argues.

Readers respond to a guest essay on why the recent boat strikes by the Trump administration are unjustified.

The participants discuss their experiences with taking GLP 1s for weight loss and diabetes.

Bravery and cowardice are both exemplary teachers.

Trump is giving himself an A-plus-plus-plus, but the rest of America is anxious.

Joyce Arthur says she is a living testimony to the benefit of investing in African girls’ education.

Liberals should reconcile with America’s oil and gas industry.

The rise in judicial threats is being fueled by the political rhetoric of the Trump administration, a judge argues.

Trump is giving himself an A-plus-plus-plus, but the rest of America is anxious.

The rise in judicial threats is being fueled by the political rhetoric of the Trump administration, argues the judge Esther Salas.

We must do far more to address the national crisis of addiction that leaves so many households in despair as well as danger.

National security shouldn’t ever have a price.

Readers react to Daniela Lamas’s essay on the moral dilemma posed by a patient who refused her advice, then died. Also: Managing methane on farms.

I was wrong about how to push back.

Why are the Supreme Court and Congress conspiring to give him more power?

In life and art, he was the successor to Norman Lear.

It all comes down to coordination.

For people like Deborah Otts, an online community can be lifesaving.

If the post-Trump G.O.P. makes the same mistake the Democrats did with their identitarian fringe, Republicans will meet a similar fate.

Chile’s new leader wants to rewrite its past and recast its future.

Does discrimination drive alienation?

The victims were let down by a government whose role it is to do what individuals cannot: keep our nation safe from terrorism and mass shootings.

As part of Times Opinion’s Giving Guide, the columnist Ezra Klein spoke with Elie Hassenfeld, GiveWell’s co-founder and chief executive.

Elie Hassenfeld was inspired to start GiveWell when he couldn’t find answers to his questions about charitable donations. He shares the organization’s origin story on “The Ezra Klein Show.”

The White House has never had a more loathsome occupant.

Consensus may be a thing of the past. And that’s good.