(1) Because grandma not only loves "me" like ordinary elders, but also has a special friendship with "me".

(2) Grandma is " "I" am the most intimate person, and "I" can communicate with my grandmother in my heart.

(3) Grandma can respect "me" like a friend and treat "me" equally.

(4) It is said that my grandmother is a lifelong friend because my grandmother's love brought "my" soul from darkness to a "light place". My grandmother's "selfish love for the world" enriched "my" spiritual world. My grandmother’s optimism and perseverance gave “me” the strength to cope with the hard life.