It’s kinda irresistible, when two figures whose words carry weight sit down for a conversation. Particularly when one hears their dialogue as music or a balm to soothe broken skinship of humanity.

Have a squint at these two, Sir David Attenborough and President Obama.

Then do that something this blog encouraged last week*. Doesn’t matter what, really. Vast numbers of small differences create evolution. Recycle or walk more or grocery shop and leave the packaging in the store or use water with greater efficiency or whatever maps easily onto the contours of your life.

It ain’t rocket science. It’s more sophisticated than that.

* we’ll try not to bang on about this more than N times a year