خوش بین 英語で:

Are you an optimist or a pessimist?

The optimist looks into a mirror and becomes more optimistic, the pessimist more pessimistic.

There is no sadder sight than a young pessimist, except an old optimist.

Despite all his setbacks, he remains an optimist.

I am an optimist

In the view of an optimist, people and things are good.

John is quite an optimist, he always believes things will turn out fine.

Helen is by nature an optimist.