YOU SAID:

and when i was so young, when i behaved, 25, but now i find i've grown into, a tall child

INTO JAPANESE

私がとても若かったとき、私が振る舞ったとき、25歳でしたが、今では背の高い子供に成長しています

BACK INTO ENGLISH

When I was so young, when I acted, I was 25, but now I'm a tall kid

INTO JAPANESE

幼い頃、演技をしていた時は25歳だったが、今は背が高い子だ

BACK INTO ENGLISH

When I was younger, when I was acting, I was 25, but now I'm a tall kid.

INTO JAPANESE

若い頃、演技をしていた時は25歳でしたが、今は背が高い子です。

BACK INTO ENGLISH

When I was younger, when I was acting, I was 25, but now I'm a tall kid.