It was most unfair of him to rush her like that.
But it's unfair of me to say this team quit.
It was unfair of him to give her so little time.
However in the mean time, it would be unfair of him to continue to have a relationship with you.
It would be unfair of me to say that and then not explain when asked.
It would be unfair of Apple to keep that data all to itself, however.
I've decided that it would be unfair of me to make such an appeal.
It was unfair of her to look at him in such a condition.
It's unfair of me to reject you just because you've become something different.
God, it was unfair of her to put him through this.