Godot is whatever it is in life that you are waiting for: 'I'm waiting to win the lottery. I'm waiting to fall in love'. For me as a child it was Christmas. At least that eventually came.
When we'd suggested doing it the Theatre Royal management had said 'Nobody wants to see Waiting for Godot.' As it happened every single ticket was booked for every single performance and this confirmation that our judgment was right was sweet. Audiences came to us from all over the world. It was amazing.
Without imagination we can go nowhere. And imagination is not restricted to the arts. Every scientist I have met who has been a success has had to imagine.