If you perform your part, God will fulfill His. And once you put off specifically, you should just as thoroughly believe that God will renew your mind, despite the fact you know not how.
Watchman NeeOften Satan injects pride into the believer's spirit, evoking in him an attitude of self-importance and of self-conceit. He causes him to esteem himself a very outstanding person, one who is indispensable in God's work. Such a spirit constitutes one of the major reasons for the fall of believers.
Watchman Nee