If we pursue this matter further, we shall be told that the stable object is unchanging under the impact or stress of some particular external or internal variable or, perhaps, that it resists the passage of time.
But epistemology is always and inevitably personal. The point of the probe is always in the heart of the explorer: What is my answer to the question of the nature of knowing?
After mastery comes artistry and not before.
Science, like art, religion, commerce, warfare, and even sleep, is based on presuppositions.