Yes. Sometimes after wracking your brains out trying to reconcile quantum mechanics and gravity, it's best to take a break. Kick back. Relax. Let your subconscious ferment a little on the ideas and the equations. Give it time, and the insights will come.
All the great scientists do it this way. They just don't look as good doing it. With the possible exception of Madame Curie.
All the great scientists do it this way. They just don't look as good doing it. With the possible exception of Madame Curie.