Those sentences would make a lot more sense if you replace the word “we” with you.
“...America’s tougher. And you’re tougher because you pull together, you leave nobody behind...”
And you are correct Mr. President - we don’t leave people behind. Which is why you don’t deserve to be our leader.
My post would have made more sense if I had italicized only Obozo’s quote. But, yes, HE doesn’t pull anything together. HE tears things apart.