Cause for regret and sadness doesn't make a high in my book, anyway.

There was only one cause for sadness in the relief of homecoming.

The sense of alienation reflected in both stories is cause for sadness.

All this said, is there a case to be made for sadness?

There was much to be said for sweet, languorous sadness.

He said there was no need for sadness because "the world is perfect just as it is."

But both of us had been too excited by our new futures for much sadness.

The blues is another name for sadness, or depression (mood).

There was no time for sadness, though, as the games everywhere were ending almost simultaneously.

"To make a decision to expose children to this kind of bigotry is a cause for great sadness."