His view of life is very positive.

I stayed at home to watch over my sick grandmother.

She is in charge of watching over the patients at the hospital.

His optimistic view of life gives us the power to think positively even in difficult situations.

He seems to have a pessimistic view of life.

He discarded his preconceptions and accepted a new way of thinking.

I gained deep insight from his talk.

He deeply contemplated on that issue.

We should cherish friends who share our values.

The charm of his novel is its unique worldview.