The G.O.P. is desperately seeking someone who can save the party from the fate of nominating Mitt Romney. But every time a non-Mitt throws his hat in the ring, the hat explodes.

So the 20th century taught the world not to use nuclear weapons and not to proliferate. This is not a good strategy because recent history has shown that wars could erupt with equal devastation.

The scale of the AI transition may well be comparable to the transition from the manufacturing to the service economy in the 20th century.

Some Internet-native young people show off their frugality on social media, but what they are showing off is not frugality. Rather, they’re expressing their dissatisfaction with society.

Museums need to humble their egos and realize that they’re not the experts, that the communities are the experts.

In every great challenge this country has faced, it has turned to the essential strength of its people, united around a common goal.

EPA will never waver from our responsibility to ensure clean water for all. Moving forward, we will do everything we can with our existing authorities and resources to help communities, states, and Tribes protect the clean water upon which we all depend.

In the past, human progress had to come at the cost of the environment. If we wanted energy, we had to burn wood or we had to burn fossil fuels. If we wanted to grow more food, we had to expand farmland, often at the cost of forests. But technology and innovation means we're very quickly decoupling these impacts, such that this conflict is no longer true.

People who had the strongest social connections were people who took care of those connections, who made it an active practice, working on and nurturing relationships.