Open Systems

Famous quotes containing the words open and/or systems:

“Before I am lost,
hell must open like a red rose
for the dead to pass.”
—Hilda Doolittle (1886–1961)

“What avails it that you are a Christian, if you are not purer than the heathen, if you deny yourself no more, if you are not more religious? I know of many systems of religion esteemed heathenish whose precepts fill the reader with shame, and provoke him to new endeavors, though it be to the performance of rites merely.”
—Henry David Thoreau (1817–1862)