He likes to take a walk in the park at dusk.

My spouse is a doctor.

He said that a stranger nearby is more useful than a distant relative.

He deeply believes in the principles of socialism.

He is a perfectionist, and his approach to work is very strict.

Capitalism is a form of economy characterized by private property and the pursuit of corporate profits.

He is acting based on humanitarianism.

He always has an optimistic way of thinking.

He always takes a pessimistic view.

He deeply believes in the principles of communism.