When you had thugs and bullies and killers imposing their will on their own people or other people - if you don't respond to it, it just keeps coming because they're encouraged by their own success.

There are very few fighters in the ISIS organization in Iraq and Syria coming from the United States; most of them have either come from a region of the Middle East or from Europe.

Duty' is a refreshingly honest memoir and a moving one. Mr. Gates scrupulously identifies his flaws and mistakes: He waited too long, for example, for the military bureaucracy to fix critical supply issues like the drones needed in Iraq and took three years to replace a dysfunctional command structure in Afghanistan.

The homegrown terrorists are the most significant because any fighter returning from Syria to the United States would likely be identified and detected by our intelligence and law enforcement agencies.

The truth is Mr. Trump could simply sit in the Oval Office for four years like a potted plant, and that would be a vast improvement over the Obama agenda, which was almost in every case - from tax increases to spending stimulus bills to Obamacare, Dodd-Frank, the war on fossil fuels, and so on - bad for growth.

If you want to fight a war on drugs, sit down at your own kitchen table and talk to your own children.

As every entrepreneur and investor sifts through year-end data to predict the next trend or opportunity for financial success, there is a much easier way to accurately predict the future: hang out with those who are creating it.

Certainly I have more in common with Bernie Sanders than differences. I think if you had to look for differences, you would find them in foreign policy, where my campaign is perhaps more critical - I would say definitely more critical - of funding for regimes like that of the Netanyahu government, which are clearly war criminals.