I finished listening to James Gleick’s biography on Richard Feynman. In Feynman’s office, there was a blackboard on which was written a few personal mottos:
“What I cannot create, I do not understand.”
“Know how to solve every problem that has been solved.”
On the board nearby, under the heading “To Learn,” a running list of topics.
He died before he could get to them.
We can’t do everything we want, but maybe if we’re lucky we can do everything that’s important.