"A door once shut will not easily open again." ~~ Talmud, Bava Qamma
"As the Angel of Death is licensed to destroy, he does not trouble to distinguish between righteous and wicked." ~~ Talmud, Bava Qamma
"A woman is worthier after she has become a mother than before." ~~ Talmud, Bava Qamma
"When dogs howl, the Angel of Death is in town; when they play, the prophet Elijah is." ~~ Talmud, Bava Qamma
"You should not train a dog unless it is fastened by a chain." ~~ Talmud, Bava Qamma
"There is no proxy in transgression. [The sinner cannot shift the blame to his employer.]" ~~ Talmud, Bava Qamma