By Brian Williams, Anchor and managing editor
I think constantly about the struggle between optimism and pessimism as a world view.
Luke Russert held up a glass of water ("half full," he was sure to point out) at his father's memorial service to illustrate Tim's view of the world -- and yet, every day we're surrounded by evidence that the evidence is piling up to the contrary.
Those of us who are raising children have even more reason to fret over the world that we will hand them someday. Never have I seen a recitation of the ills of our current existence like the one I link to here. It's the work of two Associated Press writers; it appeared over the weekend.
How you react to the story may indicate how you view the world -- and the water glass. Take a look and tell me what you think.
And in your spare time: I hope you can join us for tonight's broadcast.