He found forensic evidence.

He is a world-renowned ichthyologist.

Looking up at the Big Dipper, I feel at peace.

Life is a series of vicissitudes.

He felt cognitive dissonance between his actions and beliefs.

This project is difficult, and the proverb 'highly-skilled men are the first to be exhausted' applies.

Alkaline earth metals are one of the main components of the earth's crust.

He arrived in Tokyo yesterday.

Did you hear his voice?

His dream is to become a champion in mixed martial arts.