This exam is a matter of life or death for me.

He is viewing that situation as a serious problem.

He views that situation as a problem.

No problem, I will do that job.

That proposal is completely unthinkable.

As a practical question, how are we going to fund this project?

He is always the type of person who says this when that is said.

It's hard to say, but I think you're wrong.

He always used to say, 'It's easy to say, but hard to do.'

He is good at expressing his feelings well.