“Self-pointing is functionally redundant ... For example, studies of Barack Obama’s gestures have shown how politicians use ...

There are some instances where pointing is necessary, of course. But, in these cases, it's always more polite to gesture with an open hand rather than your index finger. If you point a finger ...

Our political leadership will be one of pointing fingers, and not one of extending a hand — to lift up. If you are marching in that leadership parade with a red hat and a pointed finger ...