But they also tend to say the things everyone in the room is thinking because they lack the social etiquette to keep it to themselves.
Sagittarians are blunt and disruptive but that is underlined by a streak of honesty.
And with the Moon in Aquarius just two signs from the Sun today, one is bound to encourage the other.
Ms Silverman said: “Whenever you have fire and air, it’s like adding air to a fire. The fire gets bigger.