Thanks for sharing this powerful message. It felt great to brainstorm this idea this morning, and meanwhile, think about how we can continue keeping our service at a high standard. I Look forward to learning more from our team next week. Regards

Thanks for sharing this powerful message. I feel great to have brainstormed ideas this morning, and at the same time, I am thinking about how we can continue keeping our service at a high standard. I look forward to learning more from our team next week. Regards

I prefer @človek's version, which uses the impersonal construction "It felt great to". I don't think that you can say "I feel great to..."