When Cæsar spurned Artemidorus
His senators hollered in chorus,
‘That prophet’s our geeza,
Not you, Mr Cæsar!
Your hubris is starting to bore us.’

Our narrative here differs in several key respects from Shakespeare’s account of the same (15 March 44 BC) episode. Hard to tell who got it right. But a similar marginalisation of the expert, by the egotistical leader, is a perpetual curse in public life.