These are young people who made mistakes that aren't that different than the mistakes I made and the mistakes that a lot of you guys made, we have a tendency sometimes to almost take for granted or think it's normal that so many young people end up in our criminal justice system. It's not normal. ... What is normal is teenagers doing stupid things.

The pain I felt was my father's pain.

What I said to Donald Trump was that what may work in generating enthusiasm or passion during elections may be different than what will work in terms of unifying the country and gaining the trust even of those who didn't support him.

Excuses are tools of the incompetent used to build bridges to nowhere and monuments of nothingness

Sometimes it may seem as if progress is stalled but what history of post-war Germany shows is that strength and determination and focus and adherence to the values that we care about will result in a better future for our children and our grandchildren.

It is in the interests of all of us - the United States, China and the rest of the world - to make sure that the rules of the road are upheld. These rules and norms are part of the foundation of regional stability, and they have allowed nations across the region, including China, to grow and prosper.

I stand here today humbled by the task before us, grateful for the trust you have bestowed, mindful of the sacrifices borne by our ancestors.