While in the Lord's Supper, some gathered and brought their own food and became too full - while some are starving. Paul's letter to the church rebukes their improper decorum regarding the celebration of the Lord's Supper and reminding them back to what happened on that solemn night when Jesus was about to be crucified.
If I know about Jesus Christ, do I have to care about others' salvation too? What if they're terrible? How can I reach them? Source: The Ministry of Healing, Chapter 10.
The Parable of the Persistent Widow (Luke 18:1-8) from our all-time favorite book, The Bible.
Source of commentary: SDA Bible Commentary, and some thoughts that came up.
Recommendation reading for further understanding: Christ's Object Lesson ch. 14, by Ellen G White
Why am I so worried all the time? It's wearing me out! Can God help me?
"What Makes Us So Tired?" by Ellen G White, From Heaven With Love
How shall I react when people talk bad about me? What did the pen of inspiration say?
"This Day With God" by Ellen G White