the message of our close ties with animals can certainly not be emphasized enough 
(ROOT (S (NP (NP (DT the) (NN message)) (PP (IN of) (NP (NP (PRP$ our) (JJ close) (NNS ties)) (PP (IN with) (NP (NNS animals)))))) (VP (MD can) (ADVP (RB certainly)) (RB not) (VP (VB be) (VP (VBN emphasized) (ADVP (RB enough)))))))
(ROOT (S (NP (NP (DT ) (NN )) (PP (IN ) (NP (NP (PRP$ ) (JJ ) (NNS )) (PP (IN ) (NP (NNS )))))) (VP (MD ) (ADVP (RB )) (RB ) (VP (VB ) (VP (VBN ) (ADVP (RB )))))))