I have experienced astral projection.

He said he had experienced an out-of-body experience.

He is deeply studying the philosophy of spiritualism.

Life is a mix of sadness and happiness.

The traveller is traveling around the world.

This app is very useful.

The utility of this app is very high.

This deal is very advantageous for us.

He always acts with courage, even in difficult situations.

Yuki is my best friend.