Infrared astronomy provides a new perspective on understanding the universe.

He is an expert in experimental psychology.

I am majoring in auditory phonetics at university.

He is interested in geometrical shapes.

He is an expert in folklore studies, and his research is highly regarded worldwide.

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.

He is an expert in computational linguistics and is involved in the development of artificial intelligence.

He deeply believes in the principles of national socialism.

He explained the importance of studying while young, saying 'If you do not study when you are young, it will be difficult to learn when you are old.'