Can a person's face tell a lot about their personality?

Most of the time, I look at other people's faces and can pretty much make out their personality. For example, I can tell the shy type from the needs attention type and the depressed type from the very happy type, even when they're not smiling. Is this some sort of coincidence or does a person's face... show more Most of the time, I look at other people's faces and can pretty much make out their personality. For example, I can tell the shy type from the needs attention type and the depressed type from the very happy type, even when they're not smiling. Is this some sort of coincidence or does a person's face really tell a lot about their personality?
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