It is difficult to live in the present, ridiculous to live in the future and impossible to live in the past. Nothing is as far away as one minute ago. ↗
The work evolves when you get another part, and then you're getting called on to solve difficult characters, to inject a note of humanity into them. It's more interesting for me to do that than to stand around and be sunny. ↗
It is true I had been successful on a small scale in overcoming one of the main difficulties in the new process, but there was still much to invent, and much that at that period I necessarily knew nothing about. ↗