to admire ... the intensity with which he 's willing to express his convictions 
(ROOT (S (VP (TO to) (VP (VB admire) (, ...) (NP (NP (DT the) (NN intensity)) (SBAR (WHPP (IN with) (WHNP (WDT which))) (S (NP (PRP he)) (VP (VBZ 's) (ADJP (JJ willing) (S (VP (TO to) (VP (VB express) (NP (PRP$ his) (NNS convictions))))))))))))))
(ROOT (S (VP (TO ) (VP (VB ) (, ) (NP (NP (DT ) (NN )) (SBAR (WHPP (IN ) (WHNP (WDT ))) (S (NP (PRP )) (VP (VBZ ) (ADJP (JJ ) (S (VP (TO ) (VP (VB ) (NP (PRP$ ) (NNS ))))))))))))))