Question: What schools were attended by the person who stated "The point is that you can't be too greedy?"?
Answer(s):
answer: Wharton School of the University of Pennsylvania
answer: Fordham University
answer: University of Pennsylvania

SPARQL query:
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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.048k33b . 
?c ns:people.person.education ?y .
?y ns:education.education.institution ?x .
?x ns:common.topic.notable_types ns:m.01y2hnl .
}