Duniya khayalon ki

Mile bhi na unse, aur khwab bun gaye
Jabse dekha unhe, sapno me hum ud gaye

Appreciate and Accept

Sometimes when people leave us, we realize their importance and value. Is it mandatory for a person to leave to make us realize this? Why can't we appreciate all those who are trying to make an effort to stay in our lives on a regular basis?