4548
MacKaye conceived human beings — and sentient beings generally — as mechanisms of transforming resources into happiness , which he argued was the only intrinsic good .
 person: MacKaye
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: MacKaye