1The researcher's diligence in collecting data led to a groundbreaking discovery in her field.
2Is diligence alone enough to guarantee success in business, or are other factors also important?
3Her lack of diligence in preparing for the exam resulted in a disappointing grade.
4If you apply diligence and perseverance to your studies, you will see significant improvement over time.
5The company's diligence in addressing customer complaints has improved its reputation significantly.