Typically, the colder it is outside the faster the warm air from inside escapes, which can leave your heating system on all through the day without any noticeable difference to the temperature.

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We remember its static, unmoving Western Front, a stationary death-mill into which brave men were fed for years without making any appreciable difference.

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Causes rarely make any difference without momentum.

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There is a great deal of difference between a corporation set up in a day, without any real employees or assets, and one that has been in existence for many years and that gets purchased, in part, by a U.S. firm.

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Another difference between these leases and traditional ones is that these leases can be terminated at any time without the kind of penalty one would pay with a lease on, say, a Cadillac through General Motors.

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Another difference between these leases and traditional ones is that these leases can be terminated at any time without the kind of penalty one would pay with a lease on, say, a Cadillac through General Motors (nyse: GM - news - people ).

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