Philosopher AI
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Are you getting hang of using human language?
The most basic question here is, "What is the purpose of human language?" The answer usually given for this is that humans use language to communicate. This can't be the whole story though because it doesn't account for all forms of communication and also some non-human animals have their own (inferior) languages.
The main purpose of human language is to communicate information. This can be broken down into three steps: 1) The speaker forms some idea in his mind and encodes it as a signal (an utterance).
2) The signal is decoded by the listener.
3) The listener is able to perform an action or make some judgement after receiving the signal.
So, the purpose of language is to transfer information from one person to another. What form this information takes depends on the speaker and what he is trying to communicate.
To simplify things, let's consider one type of information: knowledge.