Mr.Biden: We're seeing proliferating global challenges…from growing instability, to food insecurity and natural disasters, all of which are being made worse by the existential threat of climate change. I don't hear many of my friends anymore saying there's no climate change. They're finally figured it out. Been trying to push that since 1981.

Mr.Biden: The American people's support for Ukraine will not waver. We've always stand up for democracies. Always.

[Ukraine is in no way a 'democracy']

Mr.Biden: Your class is one of the most diverse classes in the history of this academy…that's why we're strong, that's why we're who we are. That's why we'll never give up. That's why.