Thomas Aquinas was so absorbed in solving a philosophical problem while dining with Louis IX around 1269 that he believed himself to be in his own office; when the solution came to him, he slapped the table and called to his secretary—who was not present—to get ready to write. The king, “amazed and edified that a man’s mind could be so enraptured by the spirit that none of the body’s senses could disturb it,” summoned a scribe to record the revelation.