Yes, but that master password should a) be incredibly secure (mine is longer than 32 characters) b) only be used for your password manager and nothing else. If,

Yes, but that master password should a) be incredibly secure (mine is longer than 32 characters) b) only be used for your password manager and nothing else. If, instead, you reuse a password in several places, you're only as secure as the weakest link in that chain.