When you reach the end of a book, simply start over. With 150 Psalms at 5 per day, you'll restart Psalms monthly. Proverbs ...

For Christ also suffered for sins once for all time, the just for the unjust, so that He might bring us to God, having been put to death in the ...

So yes, Proverbs 4:23 can be applied to dating—but its true power is revealed when we realize it’s about all of life.