My personal thought is that everyone should be treated equally.

He values his private life.

He was born as an illegitimate child and experienced many difficulties.

My grandfather used to till his privately-owned rice field.

He holds a personal grudge against me.

Using the private railway makes commuting very convenient.

He is learning about phylogenetic trees in his biology class.

A large pagoda tree is planted in the park.

Jumiko is my best friend.

There are many beautiful flowering trees in the park.