There are no means of destroying it; and he dare not keep it. 
( ( ( ( ( There ( are ( ( no means ) ( of ( destroying it ) ) ) ) ) ; ) and ) ( he ( ( dare not ) ( keep it ) ) ) ) . )
(ROOT (S (S (NP (EX There)) (VP (VBP are) (NP (NP (DT no) (NN means)) (PP (IN of) (S (VP (VBG destroying) (NP (PRP it)))))))) (: ;) (CC and) (S (NP (PRP he)) (VP (MD dare) (RB not) (VP (VB keep) (NP (PRP it))))) (. .)))
He should keep it with him.
( He ( ( should ( ( keep it ) ( with him ) ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (MD should) (VP (VB keep) (NP (PRP it)) (PP (IN with) (NP (PRP him))))) (. .)))