It took Rembrandt weeks of assiduous labor before he was satisfied with his portrait of his son.
Few people, for example, are as assiduous as she in learning lessons from past failures.
After he left Parliament he remained an assiduous campaigner, notably for road humps, according to the Telegraph.
And it is testament to how assiduous and painstaking science can defeat the unremitting programme of misinformation that is perpetuated by powerful vested interests.
The former Maryland governor is known as an assiduous debate preparer, mastering long lists of fact sheets and minute policy differences.