Yeah once in awhile when I am very busy with school work. Churchill actualy got me doing this and it really does work:

If you can only sleep like 4-5 hours a night(or less) take a nap in the middle of the afternoon and you will feel good. I know I can keep working to 1 or 2 by doing that.

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2006 CL500
2009 C300 4matic
1969 280SE
2023 Ram 1500
2007 Tiara 3200