If there is something wrong, it behooves us to get at the roots of the problem, not to flail about wildly, for only after the source of a disease has been identified can one properly investigate its cure.
( ( If ( there ( is ( something wrong ) ) ) ) ( , ( it ( ( behooves ( us ( ( ( ( to ( get ( at ( ( the roots ) ( of ( the problem ) ) ) ) ) ) , ) not ) ( to ( ( ( flail ( about wildly ) ) , ) ( for ( ( only ( after ( ( ( the source ) ( of ( a disease ) ) ) ( has ( been identified ) ) ) ) ) ( ( can one ) ( properly ( investigate ( its cure ) ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN If) (S (NP (EX there)) (VP (VBZ is) (ADJP (NP (NN something)) (JJ wrong))))) (, ,) (NP (PRP it)) (VP (VBZ behooves) (S (NP (PRP us)) (VP (VP (TO to) (VP (VB get) (PP (IN at) (NP (NP (DT the) (NNS roots)) (PP (IN of) (NP (DT the) (NN problem))))))) (, ,) (RB not) (VP (TO to) (VP (VB flail) (PP (IN about) (ADVP (RB wildly))) (, ,) (SBAR (IN for) (S (SBAR (RB only) (IN after) (S (NP (NP (DT the) (NN source)) (PP (IN of) (NP (DT a) (NN disease)))) (VP (VBZ has) (VP (VBN been) (VP (VBN identified)))))) (VP (MD can) (ADVP (CD one)) (VP (ADVP (RB properly)) (VB investigate) (NP (PRP$ its) (NN cure))))))))))) (. .)))
Don't try to getvto the root of the problem, the answer is on the surface. 
( ( ( Do n't ) ( try ( to ( getvto ( ( the root ) ( of ( the problem ) ) ) ) ) ) ) ( , ( ( the answer ) ( ( is ( on ( the surface ) ) ) . ) ) ) )
(ROOT (S (S (VP (VBP Do) (RB n't) (VP (VB try) (S (VP (TO to) (VP (VB getvto) (NP (NP (DT the) (NN root)) (PP (IN of) (NP (DT the) (NN problem)))))))))) (, ,) (NP (DT the) (NN answer)) (VP (VBZ is) (PP (IN on) (NP (DT the) (NN surface)))) (. .)))