It spoils the sport.
( It ( ( spoils ( the sport ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ spoils) (NP (DT the) (NN sport))) (. .)))
People will think you are boring.
( People ( ( will ( think ( you ( are boring ) ) ) ) . ) )
(ROOT (S (NP (NNS People)) (VP (MD will) (VP (VB think) (SBAR (S (NP (PRP you)) (VP (VBP are) (ADJP (VBG boring))))))) (. .)))