North American Train Control Systems
In North America, train operation over any specific section of track is governed by a specific set of rules in the railroad company's Rulebook. The rules and sections differ from company to company, but they all cover the same basic modes of operations.
Read more about this topic: North American Railway Signaling
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“We might hypothetically possess ourselves of every technological resource on the North American continent, but as long as our language is inadequate, our vision remains formless, our thinking and feeling are still running in the old cycles, our process may be “revolutionary” but not transformative.”
—Adrienne Rich (b. 1929)
“I felt that he, a prisoner in the midst of his enemies and under the sentence of death, if consulted as to his next step or resource, could answer more wisely than all his countrymen beside. He best understood his position; he contemplated it most calmly. Comparatively, all other men, North and South, were beside themselves.”
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“If we train our conscience, it kisses us as it bites.”
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“In view of the fact that the number of people living too long has risen catastrophically and still continues to rise.... Question: Must we live as long as modern medicine enables us to?... We control our entry into life, it is time we began to control our exit.”
—Max Frisch (1911–1991)
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