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Related to midnight: Midnight Oil

one hour's sleep before midnight is worth two after

Sleep before midnight is more rejuvenating than sleep after midnight. The phrase encourages going to sleep at an early hour. No matter how often I tell my son that one hour's sleep before midnight is worth two after, he still stays up too late playing video games. I've really noticed a difference in the quality of my sleep since I started going to bed earlier. It must be true that one hour's sleep before midnight is worth two after!

burn the midnight oil

Fig. to stay up working, especially studying, late at night. (Alludes to working by the light of an oil lamp late in the night.) I have a big exam tomorrow so I'll be burning the midnight oil tonight. If you burn the midnight oil night after night, you'll probably become ill.
See also: burn, midnight, oil

burning the midnight oil

working very long hours, often into the night What doctors do know is that burning the midnight oil is bad for your health.
Etymology: from the use of oil to provide light before the invention of electricity
See also: burning, midnight, oil

burn the midnight oil

to work very late into the night I've got to get this report finished by tomorrow so I guess I'll be burning the midnight oil tonight.
See also: burn, midnight, oil

burn the midnight oil

Stay up late working or studying, as in The semester is almost over and we're all burning the midnight oil before exams. This expression alludes to the oil in oil lamps. [Early 1600s]
See also: burn, midnight, oil

burn the midnight oil

To work or study very late at night.
See also: burn, midnight, oil
References in classic literature ?
Ichabod, who had no relish for this strange midnight companion, and bethought himself of the adventure of Brom Bones with the Galloping Hessian, now quickened his steed in hopes of leaving him behind.
Tradition says that during several centuries the spirit of the unfortunate girl sang nightly from the cave at midnight, but the music carried no curse with it; and although many listened for the mysterious sounds, few were favored, since only those could hear them who had never failed in a trust.
Midnight struck slowly and sadly; every hour seemed to strike with leaden weight upon the heart of the poor girl.
At midnight, people again knocked at the gate of the jail, or rather at the barricade which served in its stead: it was Cornelius van Baerle whom they were bringing.
So the Chairman appointed a committee to watch for the victim at midnight, and take him as he should attempt to sneak into town across-lots from the tamarack swamp.
But many a night I did not knock off work until midnight.
Between eight o'clock and midnight one optician in Jones'-Fall Street made his fortune by the sale of opera-glasses.
At midnight we'll start out again, for at dawn tomorrow we must be at the Field of Wonders.
Remember to call us at midnight sharp, for we must continue on our journey.
It was the Innkeeper who had come to tell him that midnight had struck.
When thou hearest this clock strike the hours at midnight, then thinkest thou between one and twelve thereon--
30, 2015 /PRNewswire-iReach/ C Industrial Toys releases Midnight Rises, a new graphic novel experience that introduces and enhances its action game counterpart, Midnight Star.
Their debut, Midnight Set, tells the story of a life cycle, both lyrically and visually, from first track Midnight Dawn, to the closer, Midnight Set.
Two thirds of all people living in areas graced by the Midnight Sun reside in Finland.
I wouldn't go to a mall after midnight, by the time it's midnight people will be tired to even consider the fact of shopping post midnight.