Effort - Words used in A Course in Miracles

 A Course in Miracles is an actual course of study.  It uses a structured program to gently lead us to a willingness to fulfill the conditions of Truth and thus awaken. 

 You have exerted great effort to preserve what you made because it was not true. Therefore, you must now turn your effort against it. Only this can cancel out the need for effort. .. .       T-6.V.C.10:5,6.

The Holy Spirit teaches you to use what the ego has made, to teach the opposite of what the ego has "learned." The kind of learning is as irrelevant as is the particular ability that was applied to the learning. All you need do is make the effort to learn, for the Holy Spirit has a unified goal for the effort.     T-7.IV.3:3-5. 

The children of God are entitled to the perfect comfort that comes from perfect trust. ... the real means are already provided, and do not involve any effort at all on their part.   T-2.III.5:1,3.