I use mouthwash every day after brushing my teeth.

Cerebrospinal fluid plays an important role in protecting the brain and spinal cord.

His poem depicts a world of nothingness.

When he immigrated to a new country, he remembered the proverb 'When in Rome, do as the Romans do' and tried to adapt to the culture of that country.

There is a proverb that says, 'When in Rome, do as the Romans do,' so let's follow the customs of Rome when we are there.

His cooking skills are among the top five.

Pre-ejaculate is a fluid that is secreted from men during sexual arousal.

Before starting a new business, he said, 'Nothing ventured, nothing gained.'

He cautioned not to speak ill of others, saying, 'Illness enters by the mouth, and disaster does not come out of it.'