When Michelle and I decided that I would run for President, it was because of a shared belief in the power of community and connection, a commitment to the idea that we are our brothers' keepers.

I think at a certain age I became conscious of the power of words. And it was fairly late. I was kind of a goofball - but I was always subconsciously thinking about issues.

The Holy Koran teaches that whoever kills an innocent is as - it is as if he has killed all mankind.

I can say to the German people that the United States has been good for Germany. Has looked out for Germany. Has provided security for Germany. Has helped rebuilt Germany. And unify Germany.

I look forward to hosting Prime Minister Lee [Hsien Loong], whose friendship and partnership I appreciate very much and with whom I've worked throughout my administration. This will also be an opportunity for me to reciprocate the hospitality that the Prime Minister and the people of Singapore showed to me during my visit to Singapore for the APEC summit in 2009.

I'm never surprised by controversies that are whipped up in Washington.

We must begin by acknowledging a hard truth. We will not eradicate violent conflict in our lifetimes. There will be times when nations, acting individually or in concert, will find the use of force not only necessary but morally justified.