This is a quote from the book "The ​Virtue Of Selfishness" by Ayn Rand
... or diseased condition, but the fundamental alternative of its existence remains the same: if an organism fails in the basic functions required by its nature — if an amoeba’s protoplasm stop s assimilating food, or if a man’s heart stops beating — the organism dies. In a fundamental sense, stillness is the antithesis of life. Life can be kept in existence only by a constant proc ess of self-sustaining action. The goal of that action, the ultimate value which, to be kept, must be gained through its every moment, is the organism’s life.

An ultimate value i...
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