Understanding does not proceed simply from examining data; it comes from examining data in a particular context. Data is useless until we know what it means. To understand its meaning, we need not only to ask the right question; we also need the appropriate instruments with which to measure the data in a meaningful process of sorting and descriptio

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Understanding is a cognitive function through which humans gather information from their environment in order to make sense of it and create a context in which they can interact with it. With a good understanding of the environment, humans are able to avoid dangers and take advantage of opportunities for food, reproduction, and shelter.