How to use "convince" in a sentence

"If you convince yourself he's alive," Elliot said, "you're only setting yourself up for another fall."

Maybe we've already got enough to convince them it's big news

After encountering so many people with so little respect for human life, they needed to convince themselves that they really were more than dust in the wind.

It was Jacklin's job to conceive new welfare programs, convince the Secretary of Health and Welfare that those programs were needed, sell them to the Congress, and then establish convincing bureaucratic shells to conceal the fact that the programs were utterly phony; and as federal funds flowed to these false-front operations, the money was diverted to the Network

That night she is not able to convince her blackmailers to leave her alone, so she returns ihe next day