"A snake or scorpion never bit anyone in Jerusalem and a person never said to his fellow there is not enough room for me to sleep in Jerusalem. " ~~ Talmud, Yoma 21a
"Whoso casts a stone at a bird will frighten it away; and whoso abuses a friend will estrange affection." ~~ Ben Sira 22:23
"A scholar who abandons study is like ‘a bird that strays from the nest.’" ~~ Talmud, Chagigah
"One should not rear a vicious dog in one’s home. " ~~ Talmud, Ketubot
"You don’t put the cat in charge of the cream." ~~ Yiddish Proverb
"Not everyone who is not a wolf must be a lamb." ~~ Moshe Leib Lilienblum
"If a wolf comes to kill you, you are not bound to pat its back." ~~ Samuel Joseph Agnon
"The king of birds is the eagle." ~~ Talmud, Chagigah
"There is nobody as wise as a whipped dog." ~~ Shalom Aleichem
"The ants are not a mighty people, yet they make ready their food in the summer. " ~~ Proverbs (Mishle) 30:25
"Why is Israel like a dove? Other birds, when tired, rest on a branch; but when the dove tires, she rests one wing and flies with the other." ~~ Midrash Genesis R. 39:10
"Who breeds an unruly dog in his house keeps kindness away." ~~ Talmud, Shabbat