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 devoted his life to the study of science.

He is majoring in the subject of science.

Animals of the Canidae family, such as wolves and foxes, have a wide variety of forms.

The Canidae family includes animals such as wolves, foxes, and dogs.