道(road)

他人の人生は、他人の人生。
自分の人生とは、道が違う。
一緒の道を行こうとすれば、
自分の道から外れてしまう。

Other people's lives are other people's lives.
It is not the same path as your own life.
If you try to go down the same road with them, you will be out of your own way.