A man can no more take in a supply of grace for the future than he can eat enough for the next six months, or take sufficient air into his lungs at one time to sustain life for a week. We must draw upon God's boundless store of grace from day to day as we need it.
I find in my heart a mix up of priorities. It seems that I struggle to miss a meal yet I can totally forget to read my Bible. Thus the necessity for me reading this book.
If we are to renew our minds we need to overcome the great deceitfulness of our hearts. It is a part of the battle. If we are to become skilled in using the sword of the Spirit we first need to learn how to put our armor on. So take up and read! The battle is on!