The Impermanence of Knowledge

1496 WordsFeb 19, 20186 Pages
“That which is accepted as knowledge today is sometimes discarded tomorrow.” Consider knowledge issues raised by this statement in two areas of knowledge. Knowledge is defined as “justified true belief”. The concept of justified true belief states that “in order to know that a given proposition is true, one must not only believe the relevant true proposition, but one must also have justification for doing so ”. New knowledge is based on the credible theories, generalisations, which in turn are based on the observations and evidence. Theory & observation are inherently intertwined. However, there is no perfect perception. Everything we see and hear is coloured by what we believe about the things and events we see and hear. Hence, new knowledge depends on the evidence and the perception of the observer based on what he sees & hears which are again dependent on the observers’ beliefs and values and also on the bias of the individual / society in deciphering the same. “To what extent is the discarding of the existing knowledge justified by an individual/ society?” While we see that the new knowledge is important, discarding of the existing knowledge depends on the bias of the individual or firm or society at large. We shall consider the above knowledge issue in ethics & natural science by studying the new knowledge received on Marijuana, change in generalisations for a child and paradigm shifts in astrophysics through emotion, perception and reason. To what extent discarding
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