A court should be able to order temporary inpatient treatment for a person in an acute psychotic crisis who poses a serious and immediate danger. In other words, involuntary inpatient treatment confines a person for care without consent and is normally subject to legal standards and review.

Authorities should be able to impose a narrowly limited quarantine on people confirmed to carry a highly lethal contagious disease. In other words, quarantine restricts the movement of people exposed to or carrying an infectious disease.

After several nights of organized violence, a city may impose a temporary nighttime curfew with judicial review. In other words, a curfew restricts presence in public places during specified hours and may include exemptions for work, care, and emergencies.

Large public events may require universal bag screening even when there is no individualized suspicion. In other words, universal screening applies the same search procedure to all entrants rather than selecting individuals based on suspicion.

Police should need a warrant to obtain a person's historical cellphone-location records. In other words, historical cellphone-location records can reconstruct where a device was located over time.

Property should not be permanently seized through civil forfeiture unless its owner is convicted or the government proves the property's involvement in court. In other words, the government could not permanently take property merely because it suspects a connection to wrongdoing; a conviction or a separate court finding would be required.

Emergency powers should expire automatically unless the legislature affirmatively renews them after public debate. In other words, a sunset clause makes a legal power expire on a set date unless lawmakers renew it.

Adults should be permitted to possess small amounts of currently illegal drugs for personal use, subject to health and age regulations. In other words, decriminalization removes criminal penalties for possession; legalization also permits regulated production or sale.

During a severe food shortage, government may require landowners to clear protected habitat for emergency crop production. In other words, the scenario uses compulsory production to increase food supply at direct ecological cost.

Repeat violent offenders should receive long incapacitating sentences when confinement is necessary to protect the public, even if rehabilitation remains possible. In other words, a long incapacitating sentence means confinement long enough to prevent a person assessed as highly dangerous from committing further violence in the community.

A country should reject both military retaliation and broad domestic surveillance after a foreign-sponsored attack, relying on ordinary criminal investigation and diplomacy. In other words, the country would respond through ordinary police investigation and diplomacy rather than either military force or exceptional domestic surveillance.

Government may require vaccination during a highly lethal epidemic when voluntary uptake is insufficient to prevent widespread transmission. In other words, protecting the public can justify making vaccination legally mandatory during an extreme outbreak.

Courts should be able to authorize short-term preventive detention when specific evidence shows that a person is preparing a mass-casualty attack but prosecutors cannot yet file ordinary charges. In other words, a person could be confined before a prosecutable crime is complete when the demonstrated danger is exceptionally serious and immediate.

Law-abiding adults should generally be permitted to own commonly available semiautomatic firearms for lawful self-defense and recreation. In other words, government should not broadly prohibit ordinary civilians from owning these firearms merely because they can fire one round with each trigger pull.