I can't marry, myself, but I can understand it.

I can't stand on my head, but I can applaud a clever acrobat.

My dear sister, I bless your union." The marquis stood looking for a while into the crown of his hat.

"We have been prepared," he said at last "but it is inevitable that in face of the event one should experience a certain emotion." And he gave a most unhilarious smile.
"I feel no emotion that I was not perfectly prepared for," said his mother.
"I can't say that for myself," said Newman, smiling but differently from the marquis.

"I am happier than I expected to be.