Reading for review Superintelligence by Nick Bostrom, I couldn't help but be struck by this graph:
The remarkable thing is, if you zoom in, a huge amount of that growth has happened in my lifetime. We talk casually of change, but I think this emphasises how different things are now from the way they have been at any time in history.
And as for the famous climate change 'hockey stick' graph - 'Call that a hockey stick? THIS is a hockey stick!' (HT to Crocodile Dundee.)