New Testament
Romans 1:21
The Clear Bible Translation matches the King James Version, written at a 10th-grade reading level in plain English
At a Glance
This verse highlights a critical aspect of human nature: the tendency to recognize God but fail to honor Him.
- Author
- Paul the apostle
- Written
- Around AD 57
- Genre
- Letter (epistle)
- Original Audience
- Christians in Rome
Because although they knew God, they did not glorify him as God or give him thanks, but became futile in their thinking, and their foolish hearts were darkened.
Because that, when they knew God, they glorified him not as God, neither were thankful; but became vain in their imaginations, and their foolish heart was darkened.
Verse Analysis
Plain-English insight for readers
This verse highlights a critical aspect of human nature: the tendency to recognize God but fail to honor Him. Despite knowing of God's existence and power, people often choose not to glorify Him or express gratitude. This rejection leads to a decline in their thinking, resulting in futile ideas and darkened hearts. The passage suggests that when individuals ignore their relationship with God, they become trapped in misguided thoughts and a lack of understanding. Their hearts, which should be filled with light and truth, instead become foolish and confused. This verse serves as a warning about the consequences of neglecting to acknowledge God in our lives, emphasizing the importance of gratitude and reverence towards Him.
Related Bible verses
How to apply Romans 1:21 to your life
To apply this verse, we should actively recognize and honor God in our daily lives. This can be done through prayer, worship, and expressing gratitude for His blessings. By doing so, we can avoid the pitfalls of misguided thinking and maintain a clear perspective on our purpose and values.
Curated for this public verse page. Romans Summary
Frequently Asked Questions
Quick, clear answers about this verse
What does Romans 1:21 teach about knowing God?
Romans 1:21 emphasizes that simply knowing about God is not enough. It highlights the importance of glorifying Him and expressing gratitude. When people recognize God's existence but fail to honor Him, their thinking becomes futile, leading to confusion and misguided beliefs. This verse serves as a reminder that acknowledging God should lead to a deeper relationship characterized by reverence and thankfulness.
How can I apply Romans 1:21 in my daily life?
To apply Romans 1:21, make a conscious effort to recognize and honor God in your everyday activities. This can include setting aside time for prayer, engaging in worship, and expressing gratitude for the blessings in your life. By actively glorifying God, you can cultivate a mindset that aligns with His truth, helping you avoid the pitfalls of misguided thinking and maintaining clarity in your purpose.
What are the consequences of not glorifying God according to this verse?
According to Romans 1:21, failing to glorify God leads to a decline in one's thinking and understanding. When individuals do not acknowledge God, their hearts become darkened and filled with foolishness. This rejection can result in misguided thoughts and a lack of clarity about one's purpose and values, ultimately leading to a life that lacks fulfillment and truth.
Why is thankfulness important in Romans 1:21?
Thankfulness is crucial in Romans 1:21 because it reflects a proper acknowledgment of God's role in our lives. Expressing gratitude helps maintain a healthy relationship with God, fostering a mindset that honors Him. When we are thankful, we are less likely to fall into futile thinking and more likely to recognize the blessings and guidance God provides, which keeps our hearts aligned with His truth.

The Book of Romans
Romans 1: Paul's Greeting and the Wrath of God Against Ungodliness
Paul introduces himself as a servant of Jesus Christ, called to be an apostle and separated to preach the gospel of God. He says this gospel concerns God's Son, Jesus Christ our Lord, who is made of the seed of David according to the flesh and declared to be the Son of God with power by the resurrection from the dead. Paul explains that through Christ he receives grace and apostleship to bring about obedience of faith among all nations. He addresses the believers in Rome as those loved by God and called to be saints, and he gives thanks for their faith, which is spoken of throughout the whole world. He tells them he prays continually to visit them and longs to see them so he may share a spiritual gift and be comforted together with them by mutual faith.
Unlock the full Romans summary
Continue reading every chapter — themes, structure, and turning points.
The complete summary of Romans — a chapter-by-chapter breakdown covering all 16 chapters.
What you get
Every chapter of Romans summarized in clear, modern English
How each section connects — narrative flow, key themes, and turning points
Permanent access — read anytime, on any device
Best value • Save over 90%
One-time purchase • Access anytime
ClearBible summaries are proprietary content and may not be copied, republished, or resold.
Checkout works as a guest. After payment, you create an account to claim your unlock.