“Now is life very solid or very shifting? I am haunted by the two contradictions. This has gone on forever; goes down to the bottom of the world -- this moment I stand on. Also it is transitory, flying, diaphanous. I shall pass like a cloud on the waves. Perhaps it may be that though we change, one flying after another, so quick, so quick, yet we are somehow successive and continuous we human beings, and show the light through. But what is the light?”