But the power of words is such that I contend their impact is totally lost if not treated  somehow, there is a difference between  Someone had written shit on the wall  and  Some asshole had written shit on the wall : the writer of the former has more credibility; the writer of the latter was, very likely, the very asshole who had written shit on the wall.
( ( ( ( ( ( ( ( ( ( But ( ( ( the power ) ( of words ) ) ( ( is such ) ( that ( I ( contend ( ( their impact ) ( is ( ( totally lost ) ( if ( not ( treated somehow ) ) ) ) ) ) ) ) ) ) ) ) , ) ( there ( is ( ( ( a difference ) ( between Someone ) ) ( had ( ( written shit ) ( on ( the wall ) ) ) ) ) ) ) ) and ) ( ( Some asshole ) ( had ( ( written shit ) ( on ( the wall ) ) ) ) ) ) : ) ( ( ( the writer ) ( of ( the former ) ) ) ( has ( more credibility ) ) ) ) ; ) ( ( ( the writer ) ( of ( the latter ) ) ) ( was ( ( ( , ( very ( likely , ) ) ) ( the ( very asshole ) ) ) ( who ( had ( ( written shit ) ( on ( the wall ) ) ) ) ) ) ) ) ) . )
(ROOT (S (S (CC But) (NP (NP (DT the) (NN power)) (PP (IN of) (NP (NNS words)))) (VP (VBZ is) (ADJP (JJ such)) (SBAR (IN that) (S (NP (PRP I)) (VP (VBP contend) (SBAR (S (NP (PRP$ their) (NN impact)) (VP (VBZ is) (ADJP (ADJP (RB totally) (VBN lost)) (SBAR (IN if) (S (RB not) (VP (VBN treated) (ADVP (RB somehow)))))))))))))) (, ,) (S (NP (EX there)) (VP (VBZ is) (NP (NP (DT a) (NN difference)) (PP (IN between) (NP (NN Someone))) (SBAR (S (VP (VBD had) (VP (VBN written) (NP (NN shit)) (PP (IN on) (NP (DT the) (NN wall)))))))))) (CC and) (S (NP (DT Some) (NN asshole)) (VP (VBD had) (VP (VBN written) (NP (NN shit)) (PP (IN on) (NP (DT the) (NN wall)))))) (: :) (S (NP (NP (DT the) (NN writer)) (PP (IN of) (NP (DT the) (JJ former)))) (VP (VBZ has) (NP (JJR more) (NN credibility)))) (: ;) (S (NP (NP (DT the) (NN writer)) (PP (IN of) (NP (DT the) (NN latter)))) (VP (VBD was) (NP (NP (ADJP (, ,) (RB very) (JJ likely) (, ,)) (DT the) (JJ very) (NN asshole)) (SBAR (WHNP (WP who)) (S (VP (VBD had) (VP (VBN written) (NP (NN shit)) (PP (IN on) (NP (DT the) (NN wall)))))))))) (. .)))
A person wrote some shit on the wall.
( ( A person ) ( ( ( wrote ( some shit ) ) ( on ( the wall ) ) ) . ) )
(ROOT (S (NP (DT A) (NN person)) (VP (VBD wrote) (NP (DT some) (NN shit)) (PP (IN on) (NP (DT the) (NN wall)))) (. .)))