Wise advice on rest

If you can’t sleep, then get up and do something instead of lying there and worrying. It’s the worry that gets you, not the loss of sleep - Dale Carnegie
The core message is brutally simple: Worry is the poison, not the lack of sleep itself. The secondary action is to break the cycle of passive anxiety.
Don t worry about the future live each Meaning Factcheck Usage

Wise advice on focus

Don’t worry about the future; live each day in ‘day-tight compartments.’ - Dale Carnegie
At its core, it's a simple but profound idea: seal off yesterday and tomorrow, and pour all of your attention into the 24-hour window you're actually in.

Wise advice on faith

The quickest way to defeat worry is to pray - Dale Carnegie
At its core, this quote is about action. It's not a passive hope, but an active strategy to interrupt the cycle of anxious thought by shifting your focus from the problem to a source of strength beyond yourself.

Mindfulness Quote

Remember, today is the tomorrow you worried about yesterday - Dale Carnegie
The core message is brutally simple: the disaster you're so anxious about today almost never materializes in the way you fear. You're essentially borrowing trouble from a future that doesn't exist.