The science [of global warming] is beyond dispute... Delay is no longer an option. Denial is no longer an acceptable response

People take pride in being Irish-American and Italian-American. They have a particular culture that infuses the whole culture and makes it richer and more interesting. I think if we can expand that attitude to embrace African-Americans and Latino-Americans and Asian-Americans, then we will be in a position where all our kids can feel comfortable with the worlds they are coming out of, knowing they are part of something larger.

Globalization combined with technology, combined with social media and constant information, have disrupted people's lives sometimes in very concrete ways; a manufacturing plant closes and suddenly an entire town no longer has what was the primary source of employment.

You have the ability and gifts to do whatever you want". It is your turn now to change the world. Yes we can!

I'm trying to move an aircraft carrier here, I'm not just steering the speedboat.

Without regard to whether some place is wealthy or poor, everybody should have the chance at clean air and clean water.

What is important is that we make sure to work together, that we understand our strength comes from unity and not division.