"I am convinced that Haiti has a remarkable opportunity to escape the chains of its past for several reasons."

VOA: standard.2009.09.09

Skeptics argue,however, that rising temperatures and warmer oceans are part of a natural cycle and are not convinced the changes are a result of man's pollution.

VOA: standard.2009.05.03

"I'm personally very convinced there eventually will be a solution to the Greek problem.

VOA: standard.2010.02.26

Ms.Tymoshenko said in a televised appeal to the nation Saturday she is convinced her rival, Victor Yanukovich, who seeks closer ties with neighboring Russia, had not won the presidential election.

VOA: standard.2010.02.14

This is presidential historian and author Robert Dallek: "Once the public turns against a war, once it is convinced that you are embarked upon if not a losing enterprise then something that is going to produce a quagmire, it creates tremendous political difficulties for the president and it undermines his credibility, trust in his judgment and his ability to put across his domestic reforms,"

VOA: standard.2009.10.09