What BG as an acronym could be :
Bhagwad Gita
Bank Guarantee
Beginners Guide
Blessed Guy
Beloved Girl
Before God
Boring Game
Baseless Gossip
Blood Group
Now try connecting them or looking at them with a spiritual perspective.
The Gita is a guide and it guarantee's realisation if we can implement the teachings.
Blessed and loved by God are the people who get to read the Gita.
There was no time before God
Gossip is baseless and should be avoided
Blood groups decide certain things about people & O+ is like "satva" with universal donor status.
In Shrimad Bhagvat Geeta we learn 18 golden principles or rather rules of Spirituality. Each chapter teaches us one of these.
1. Self Confidence.
2. Stop Blaming Others and Yourself.
3. Praise Others and Yourself.
4. Sincerity - Honesty.
5. Responsibility.
6. Let Go of the Past.
7. Acceptance.
8. Confirmation of Your Death - You are Going to Die one day. Death is Inevitable.
9. Impermanence of Life - Life is mortal.
10. Trust - Faith.
11. Unity in Creation - Unity in Universe.
12. Your Nature is Love and Peace - Love and Peace is Your Very Nature.
13. Balance - Equanimity.
14. Self Enquiry - Search for the Truth. Self-Exploration.
15. Dispassion and Maturity.
16. Appreciation of Beauty - Praising the Beauty.
17. Worshipfulness - Respect and Honor.
18. Life is Immortal - Imperishable.