That has created an unusual opportunity for an impassioned advocate like Sachs to barrel along, spurred on by complete confidence in his own convictions.

Jeremy Bentham was an impassioned advocate of the importance of public opinion in the shaping of constitutional governance.

She is a force to be reckoned with in her own right, and she's represented herself to the media as an impassioned advocate of her husband.

More than a laboratory physician, Virchow was an impassioned advocate for social and political reform, stating:

To the impassioned advocates on both sides, every detail might be telling.

And Armstrong could not have a more impassioned advocate.

And along the way Ms. Lui found herself becoming an impassioned advocate for the Foreign Service.

The teacher also becomes an impassioned advocate of his students.

I myself am an impassioned advocate of the latter, which is also endorsed by the whole Commission.

She was also an impassioned advocate for the Aboriginal land rights movement.