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

He is learning Ancient Greek language.

He is spending a lot of time on experimental research.

We should always remember the power of Kannon in difficult times.

Old Church Slavonic is the oldest recorded language of the Slavic group.

Old Church Slavonic is the first language written by the Slavs.

The National Research and Development Agency plays a crucial role in advancing science and technology.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.