Closed Curve

Famous quotes containing the words closed and/or curve:

    “No domain of nature is quite closed to man at all times.”
    —Henry David Thoreau (1817–1862)

    “And out again I curve and flow
    To join the brimming river,
    For men may come and men may go,
    But I go on forever.”
    —Alfred Tennyson (1809–1892)