When you get back on the field and do things, any doubts you've developed leave. The more consistent you become, the fewer doubts you have.
Five years ago, people were crying and feeling the Japanese were about to take over the Earth. I don't hear that kind of talk anymore.
My time at Shell was a most valuable experience because it taught me to look at the world in a long-term way. Shell takes a 20-year view on events and plans for different scenarios. It makes you see the world as a kind of large matrix.

