Sorry for the rather late response, I was on a trip to the mountains and didn't really have time to send this and so I will do it now.
Dear friend, I want to express my deep gratitude for being such a wonderful friend. Your friendship means the world to me, and I am truly thankful for your presence in my life. I sincerely hope that we can continue to nurture and cherish our friendship, no matter what challenges come our way. These words come straight from my heart, and I cannot help but feel a strong sense of sincerity as I express them to you. Thank you for being an amazing friend, and I look forward to many more happy moments and memories together. As the sun rises, I wish for nothing more than to see you rise as well. I will always be there when you rise, but it is time for you to leave. The warmth I feel and the smiles you give me, and the ones I reply with, are something I wish to always continue.