But each moment did brighten the gloom, as did many more that deserve mention, and showed that there is light even in the middle of a dark tunnel.

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Then there was the time a year ago when, in a dark tunnel, the driver of an oncoming car became so unnerved at the sight of Nemitz's lantern-lit coach that he backed up into the wall.

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And for those suffering from depression, I know how dark and endless that tunnel can feel, but if happiness seems impossible to find, please hold on to the possibility of hope, faint though it may be.

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Inside, the tunnel was cool and dark, about thirty feet high, with a smooth ceiling, faintly lit by work lights along the edges.

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Every seat taken, and we sat there in the sudden dark and turned to one another for an explanation, as the rest of the train disappeared into the tunnel.

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