In general, talking about human rights tends to be very persuasive for people who care about human rights.

If the U.S. wants to help people in tsunami-hit countries like Sri Lanka and Indonesia - not to mention other poor countries in Africa - there's one step that would cost us nothing and would save hundreds of thousands of lives. It would be to allow DDT in malaria-ravaged countries.

The north of the Central African Republic is now a war zone, with rival armed bands burning villages, kidnapping children, robbing travelers and killing people with impunity.

When anesthesia was developed, it was for many decades routinely withheld from women giving birth, since women were "supposed" to suffer. One of the few societies to take a contrary view was the Huichol tribe in Mexico. The Huichol believed that the pain of childbirth should be shared, so the mother would hold on to a string tied to her husband's testicles. With each painful contraction, she would give the string a yank so that the man could share the burden. Surely if such a mechanism were more widespread, injuries in childbirth would garner more attention.

Usually people are very much focused on keeping their kids alive.

Palestinian militancy has accomplished nothing but increasing the misery of the Palestinian people. If Palestinians instead turned more to huge Gandhi-style nonviolence resistance campaigns, the resulting videos would reverberate around the world and Palestine would achieve statehood and freedom.

The world spends $40 billion a year on pet food.