Protecting My Spiritual Life

2 Timothy 2:15 Be diligent to present yourself approved to God as a workman who does not need to be ashamed, accurately handling the word of truth.

2 Timothy 2:21Therefore, if anyone cleanses himself from these things, he will be a vessel for honor, sanctified, useful to the Master, prepared for every good work.

Action: What boundaries should I put up to protect my spiritual life?