He was able to carry through his work even in difficult situations.

Homeostasis is an important function that keeps the internal environment of organisms constant.

This cat is male.

I have been to Vladivostok.

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

I entrusted my dog to him.

He understands the meaning of the proverb 'Teaching is half learning', which means that teaching leads to one's own learning.

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.