Body language a conversation, 7% of what is communicated is via what is said, 38% is via tone of voice, and the majority, 55%, is via body language. This is also referred to as the ‘7%-38%-55% Rule’, and is often considered in studies of human communications. Whilst there is a wider debate about the percentage share which should be attributed to each of the three contributing factors, it is generally agreed upon that body language plays a fundamental role in determining the attitude a person conveys. A person may alter their body language in order to alter the attitude they convey; this
Pre-established harmony Pre-established harmony Gottfried Leibniz's theory of pre-established harmony () is a philosophical theory about causation under which every "substance" affects only itself, but all the substances (both bodies and minds) in the world nevertheless seem to causally interact with each other because they have been programmed by God in advance to "harmonize" with each other. Leibniz's term for these substances was "monads" which he described in a popular work ("Monadology" §7) as "windowless". Leibniz's theory is best known as a solution to the mind–body problem of how mind can interact with the body. Leibniz rejected the idea of physical bodies