Fear was a powerful motivator, as she had already learned.

The human "don't look at me" gene can be a powerful motivator.

Fear is a powerful motivator, and the more motivation they have, the faster the walls will go up.

As mentioned earlier, the fear of losing one's job can be a powerful motivator to stay put, despite the abuse.

But this time, other powerful motivators are at play.

That is a more powerful motivator than any fear he might have.

But most, he and others say, use their insecurities as a powerful motivator.

And the threat of having their children taken away can be a powerful motivator.

However, wanting to own and control the process is a powerful motivator.

Recognition beyond pay and advancement opportunities are also powerful motivators, he said.