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 proceeded with his work in a matter-of-fact manner.

He was drinking coffee calmly.

This gem is made of cinnabar.

Mr. Tan is my best friend.