God wants believers to serve Him in truth. In fact, it is this very issue that will determine “of what sort” our work is at the judgment seat of Christ.
During times of battle, believers commonly find themselves to be underdogs. Faith, however, refuses to retreat and trusts God to overcome superior foes.
Many people use time set aside for rest to do things that deprive of rest. This compounds the need for rest and the problems associated with not getting any.
