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Each day spent with the Lord is more precious than fine gold and more desirable than the praise of many men.
Proverbs 3:13  ¶Happy is the man that findeth wisdom, and the man that getteth understanding.
14  For the merchandise of it is better than the merchandise of silver, and the gain thereof than fine gold.
15  She is more precious than rubies: and all the things thou canst desire are not to be compared unto her.

Therefore, set aside a special day on a periodic basis to spend the whole day just walking and talking with God.
¶But, beloved, be not ignorant of this one thing, that one day is with the Lord as a thousand years, and a thousand years as one day. 2 Peter 3:8

Put aside all your cares and worries and for the whole day and simply bask in the sunshine of God's Presence.
Come unto me, all ye that labour and are heavy laden, and I will give you rest. Matthew 11:28

One day spent with God can do more to restore love, joy and peace to your life than all the revival meetings and self help programs you have ever attended combined.
¶He that dwelleth in the secret place of the most High shall abide under the shadow of the Almighty. Psalms 91:1
But thou, when thou prayest, enter into thy closet, and when thou hast shut thy door, pray to thy Father which is in secret; and thy Father which seeth in secret shall reward thee openly. Matthew 6:6

Just let go and let God!
The LORD liveth; and blessed be my rock; and let the God of my salvation be exalted. Psalms 18:46

Cast aside all your earthly cares and put your whole trust in Jesus and see what the Lord will do.
Micah 7:18  Who is a God like unto thee, that pardoneth iniquity, and passeth by the transgression of the remnant of his heritage? he retaineth not his anger for ever, because he delighteth in mercy.
19  He will turn again, he will have compassion upon us; he will subdue our iniquities; and thou wilt cast all their sins into the depths of the sea.

You might call this day with the Lord, "A one man retreat into Heaven".
Psalms 122:1  ¶ I was glad when they said unto me, Let us go into the house of the LORD.
2  Our feet shall stand within thy gates, O Jerusalem.
3  Jerusalem is builded as a city that is compact together:
4  Whither the tribes go up, the tribes of the LORD, unto the testimony of Israel, to give thanks unto the name of the LORD.