In this world, there are as many ways as there are people, each walking their own path.

He is recognized as the top person in that field.

The human immunodeficiency virus is the virus that causes AIDS.

When he had a problem due to his own actions, he remembered the phrase 'chickens come home to roost'.

This regular dodecahedron is a geometric shape with perfect symmetry.

This solid is called a regular icosahedron, and it is made up of 20 equilateral triangles.

This is the second time he's been late. Well, they say what happens twice will happen three times.

World War II lasted from 1939 to 1945.

Ogura Hyakunin Isshu is one of the classical literatures of Japan.

He said, 'If you want to shoot a man, first shoot his horse,' and began to solve the smaller problems first.