Depression isn't cured by things like willpower and grit. Proper treatment is necessary.
Depression isn't cured by~
~ではうつ病は治らないよ。
things like willpower and grit
気合いや根性
things likeでその「や」のニュアンスを伝えるつもりですね。
Proper treatment is necessary.
適切な治療が必要
properの代わりにappropriateもOKですね。
ご参考になれば幸いです！
You can't cure depression through pure will and determination. It requires careful treatment.
"気合いや根性ではうつ病は治らないよ。適切な治療が必要"
- You can't cure depression through pure will and determination. It requires careful treatment.
- Depression can't be cured through willpower. It requires proper treatment.
アメリカ合衆国 
