After the first proof [of 'Sphere Spirals'] my high expectations were, as always, greatly disappointed. I am now struggling on - with some feeling of… - M. C. Escher

When the sea is calm, the landscape (seascape) seems simple and even monotonous, sometimes with a distant, sometimes with a close coastline, but usually with no land in sight at all. You feel 'free', not only free of care, but also free of the solidity of the earth's crust. It is a wonderful sensation, feeling the liquidity of the water under the ship. This salutary freedom is constantly present, on deck by day, in bed at nights. The movements of the ship vary from a gentle rocking to swinging and hurtling; you are never motionless while at sea. Then you start to observe and assimilate all these natural phenomena surrounding you: the infinite variety of the waves and the swell of the sea, and for the first time in ages you look again at the heavenly bodies, the sun, the moon and the stars, and you see the living creatures in and over the sea, the fish and the birds.

Baarn, 5 July 1964: 'On the train to Utrecht I was suddenly overwhelmed and enormously moved by a sky full of clouds at different levels. I experienced a sense of space and three-dimensionality such as I'd not experienced for a long time. It's possible to suddenly become aware of these things, even in an overpopulated country like Holland. Provided that you are looking up, you'll suddenly see that timeless and unbounded eternity. Do you think it silly, or can you imagine what I mean?

Hands, are the most honest part of the human body, they cannot lie as laughing eyes and the mouth can.