It's about the ability to convince others the ideas are worthwhile.

And I suspect that there is no point trying to convince others.

He couldn't concern himself anymore with trying to convince others.

One, he said, of which I could not expect easily to convince others.

How could women best convince others of their need for equality?

It is designed to look like the real currency and convince others of its value.

And how can a man convince others of what he doesn't believe himself?

Above all, however, we have been working to convince others for years.

He sounded like a man trying to convince not only others but also himself.

But he has had a hard time trying to convince others that his strategies will work.