The context of the following conversation is Kendall went to sleep early so they could get a good start on the next day.:
Kendall says I feel so refreshed and revitalized!.
The friend responds You certainly look refreshed and alert..
Kendall responds I went to sleep early last night so that I can have a productive day..
The friend responds That's awesome! I hate being sleep deprived..
Kendall responds Yes, it can make all the difference in your mood..
The friend responds Yes, maybe I'll sleep in early tonight..