Some may simply go to sleep early, so they can be energized for an early New Year's Day hike—perhaps while wearing underwear that suits their mood, and wishes for the New Year.

有些人可能只是早早睡觉，这样他们就可以精力充沛地提前开始新年徒步旅行——也许他们还可以穿着符合心境的衣服，并许下新年愿望。

youdao

During your exam period, you want your brain to work at its very best, so build in relaxation time before bed, avoid late night revision sessions and try to go to bed early so you get enough sleep.

在考试期间，你想让你的大脑处于最佳工作状态，所以在睡觉前安排放松时间，避免深夜复习，尽量早点睡觉，这样你就能得到足够的睡眠。

youdao

So I think it might be helpful to become an early riser for a few months first before attempting polyphasic sleep.

如果你没有早期的习惯，那么最好在尝试多相睡眠之前先用一些时间来改变你的睡眠习惯。

youdao

Noticing the circadian pattern of Charles B's depression, Dr Wehr asked him to get through a night without sleeping, and then to increase his nightly sleep only gradually, so that for almost a week he was awake during those crucial early-morning hours.

ECONOMIST: People, like all living things, are four dimensional