( ( Sales practices ) ( ( are ( ( ( based mostly ) ( on ( ( the science ) ( of physiology ) ) ) ) ( ( ( ( as ( ( the ( guiding rule ) ) ( of ( human behavior ) ) ) ) , ) ( as ( well as ) ) ) ( on ( ( experience and ) ( then judgment ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Sales) (NNS practices)) (VP (VBP are) (VP (VBN based) (ADVP (RB mostly)) (PP (IN on) (NP (NP (DT the) (NN science)) (PP (IN of) (NP (NN physiology))))) (PP (PP (IN as) (NP (NP (DT the) (VBG guiding) (NN rule)) (PP (IN of) (NP (JJ human) (NN behavior))))) (, ,) (CONJP (RB as) (RB well) (IN as)) (PP (IN on) (NP (NP (NN experience)) (CC and) (NP (RB then) (NN judgment))))))) (. .)))
Sales practices are based mostly on the science of physiology as the guiding rule of human behavior, as well as on experience and then judgment.
(ROOT (S (NP (JJ Learned) (NN behavior)) (VP (VP (VBZ occurs) (ADVP (RB only)) (PP (IN after) (NP (NN experience) (CC or) (NN practice)))) (CC and) (VP (VBZ describes) (NP (RBS most) (JJ human) (NNS behaviors)))) (. .)))