A visitor came to Richard Feynman's office. When he saw Fenyman's notebooks, he was excited to see records of Feynman's thinking. Feynman replied: They aren't

A visitor came to Richard Feynman's office. When he saw Fenyman's notebooks, he was excited to see records of Feynman's thinking. Feynman replied: They aren't a record of my thinking process. They are my thinking process.