brings a youthful , out-to-change-the-world aggressiveness 
(ROOT (S (VP (VBZ brings) (NP (DT a) (JJ youthful) (, ,) (VP (IN out) (HYPH -) (SBAR (S (VP (IN to) (HYPH -) (VP (NN change) (HYPH -) (NP (DT the) (HYPH -) (NN world))))))) (NN aggressiveness)))))
(ROOT (S (VP (VBZ ) (NP (DT ) (JJ ) (, ) (VP (IN ) (HYPH ) (SBAR (S (VP (IN ) (HYPH ) (VP (NN ) (HYPH ) (NP (DT ) (HYPH ) (NN ))))))) (NN )))))