Here are some quotes about thankfulness:

- "I have a lot to be thankful for. I am healthy, happy, and I am loved." - Meister Eckhart
- "If the only prayer you ever say in your entire life is thank you, it will be enough." - Alphonse Karr
- "Be thankful for what you have; you'll end up having more. If you concentrate on what you don't have, you will never, ever have enough." - Oprah Winfrey
- "Thankfulness is the beginning of happiness." - Anonymous
- "The smallest act of kindness is worth more than the grandest intention." - Oscar Wilde
- "Always be thankful for what you have." - Unknown

I hope these quotes help! Let me know if there's anything else I can do for you.