The center is yellow and you can see it for miles.

A sign, we could say a homing beacon, like this is needed.

Before the solar-bright core we were lost and flailing.

The illuminated Exit sign in a public gathering place is so valuable and we rarely think about who switches it on in the morning, or if it’s automated or whether it stays alight day and night.

It’s worth a thought – one of us might start making revolutionary new signs that outperform the old ones.