stories about reb aryeh levin and others

stories about reb aryeh levin (from yerushalayim) {he told zaidy to tell the rebbe about a dream he had, also he told zaidy a story rav kook told the frierdiker rebbe when he visited him about a certain melamed that was very careful in tzitzis and once he was walking through the forest and a string of his tzitzis ripped and althogh it was kosher he wouldn't continue walking until a person passed by with tzitzis strings and he gave away all his money for it and when his brother (a big mekubal) was very sick he told hashem that he is giving away the reward of the mitzvah to his brother and his brother recovered}