Empty vessels make (the) most noise

Empty vessels make (the) most sound.
Empty vessels make (the) most noise.

≈ Пустая бочка пуще гремит
Something that you say which means that people who talk a lot and frequently express their opinions are often stupid

Example: David talks as if he's an expert on everything, but empty vessels make most noise.

≅ Собака лает — ветер носит.
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