Life

Life

Life (cf. biota) is a characteristic that distinguishes objects that have signaling and self-sustaining processes from those that do not, either because such functions have ceased (death), or else because they lack such functions and are classified as inanimate. Biology is the science concerned with the study of life.

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Famous quotes containing the word life:

    Most vices ... demand considerable self-sacrifices. There is no greater mistake than to suppose that a vicious life is a life of uninterrupted pleasure. It is a life almost as wearisome and painful—if strenuously led—as Christian’s in The Pilgrim’s Progress.
    Aldous Huxley (1894–1963)

    We have got to know what both life and death are, before we can begin to live after our own fashion. Let us be learning our a-b- c’s as soon as possible.
    Henry David Thoreau (1817–1862)

    All my life I have lived and behaved very much like [the] sandpiper—just running down the edges of different countries and continents, “looking for something” ... having spent most of my life timorously seeking for subsistence along the coastlines of the world.
    Elizabeth Bishop (1911–1979)