When your friend is moving away, and you express your feelings by saying, "I don't want to lose you," and they respond with, "I understand," followed by, "you have your whole life in front of you," it could have a few possible interpretations:
Acknowledgment of Your Feelings: By responding with "I understand," your friend is acknowledging that they recognize your feelings of not wanting to lose them. They may be empathetic and understanding of your emotions in this situation.
Comfort and Reassurance: When your friend says, "you have your whole life in front of you," they might be trying to provide comfort and reassurance. Moving away can be difficult, but they may want to remind you that life is full of opportunities, new experiences, and new friendships.
Encouragement to Move Forward: Your friend's statement could also be encouraging you to embrace the change and look positively towards the future. While they are leaving, they might want you to make the most of your life and the opportunities that come your way.
Respect for Your Choices: Saying "you have your whole life in front of you" could also imply that your friend respects your journey and decisions. They might understand that people sometimes need to part ways and pursue their own paths, even if it's challenging.
A Gentle Way of Saying Goodbye: Unfortunately, in some cases, it could be their way of expressing that the friendship may naturally drift apart due to the distance. They might be trying to gently indicate that it's time to prepare for the possibility of less frequent interactions.
Overall, it seems that your friend is understanding of your feelings and the difficulty of the situation. They might want to provide you with reassurance and remind you that life continues with new opportunities, even though they may be moving away. It's essential to cherish the moments you've had together and keep communication open, but also be prepared to adapt to changes in the friendship if necessary.