Question: What jobs did the person who said "Who is rich?  He that rejoices in his portion." hold?
Answer(s):
answer: Statesman
answer: Librarian
answer: Satirist
answer: Inventor
answer: Printer
answer: Political activist
answer: Scientist
answer: Diplomat
answer: Musician
answer: Writer
answer: Politician
answer: Author

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ?c)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
?c ns:people.person.quotations ns:m.048k067 . 
?c ns:people.person.profession ?x .
}