Answer:
Dear [Friend's Name],
I am writing to share an incredible act of kindness and generosity I witnessed recently. A doctor operated on a poor patient free of charge. This selfless act exemplifies the noblest aspects of the medical profession. In a world where healthcare comes at a high cost, this doctor's decision to provide treatment without any financial burden is remarkable. Their generosity has changed the patient's life and restored faith in humanity. The doctor's act of kindness serves as a reminder of the importance of compassion and empathy. Let us be grateful for their dedication and strive to make a positive impact in our own lives.
Warm regards,
[Your Name]
Step-by-step explanation: