(one's) bark is worse than (one's) bite

One's actions will not be nearly as severe as his or her words imply. Don't worry about John's threats. His bark is worse than his bite.

Name	Pronounced	Usage
Leland	-	English
Ludis	-	Latvian
Zinoviya	-	Russian
Pallas (1)	PAL-əs (English)	Greek Mythology
Blanchard	[bla:ŋ'ʃa:]
Laima	-	Lithuanian, Latvian, Baltic Mythology