What kind of person drew a mind map on Friday in Crusoe?

Friday in Crusoe was a human trapped on a deserted island and Crusoe's only friend and companion. After 27 years on a deserted island, Friday was originally a kind, smart, and brave man. But after being shipwrecked and swept into the deserted island by the waves, he began to become depressed, withdrawn, and selfish. On the deserted island, Friday helped Crusoe solve many problems, such as finding food, building a shelter, dealing with garbage, etc. He also showed selfless care and help when Crusoe faced the test of life and death, such as creating oxygen for Crusoe and protecting Crusoe from the attack of wild beasts. Finally, with the help of Crusoe, Friday overcame his own shortcomings and psychological barriers and regained his confidence and courage to overcome the difficulties and challenges on the deserted island with Crusoe. Therefore, Friday was portrayed as a character with human nature and human defects in the novel. His change and growth was one of the important turning points in the story of Crusoe's drifting on the desert island.