In 1 Corinthians 7, Paul reminds us that life is full of transitions from one state to another, for example, from unmarried to married to widowed to remarried. Therefore, we need to hold everything lightly, knowing that only one thing remains.
In answer to Habakkuk’s complaint about God using the wicked to accomplish his purpose, God declared that the righteous will live by faith.
After God confirmed his covenant with Israel, and Israel broke it, God graciously renewed it again.
Christian thinking is thinking like Jesus, especially as seen in his becoming one of us to die on the cross.