Simplify the following text for a Grade 3 native English-speaking person.
Original: The accounts of Plutarch and Diogenes LaÃ `` rtius recount that they exchanged only a few words : while Diogenes was relaxing in the sunlight in the morning , Alexander , thrilled to meet the famous philosopher , asked if there was any favor he might do for him .
Simplified: There is a book named Diogenes LaÃ `` rtius .