The president fielded questions on Iraq before heading to Baghdad for an unannounced visit.
As Muslims, Tehran's leaders should follow the Koran's guidance by negotiating peace with the US.
The US president's public backing of Turkey's bid to join the European Union irked France and Germany, but will help boost ties with a key Muslim ally.
Readers write about whether nonMuslims should be careful in their speech toward Muslims, and whether the cost of living in Ecuador has risen due to protectionist policies.
Readers write about why US foreign-aid is vital in the global fight against disease, the middle ground between doctors' and patients' rights, and why talking to Hamas may not be a good idea.
A Christian Science perspective.
Syrian diplomats say Damascus is serious about making peace, and hope Washington will lean on Israel's new government.