The Paleogene period was a very important time in the history of the Earth.

I have been to Chicago.

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

He chose to discard the shadow for the substance.

He lost his job, but he believes in the saying 'when one door shuts, another opens' and is looking for new opportunities.

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

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.