This morning, the tenth time since departing on our journey we put our clocks back another hour. This means that we are now fifteen hours behind Australia. To catch up, we are apparently going to go to bed on the evening of the 8th February and awaken on the morning of the 10th February. We are never going to experience a 9th February 2020. It’s a concept I am having trouble wrapping my head around.

This week we crossed the Atlantic Ocean. For five days we saw not a single vessel, land nor...