"I definitely knew about it, " Serena told the WTA Tour official Web site www.sonyericssonwtatour.com.

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Hearing this story, and looking at the boat before me, I knew that I had definitely made the right call by coming down to the fuel dock.

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But though Helgeland knew right away, "I definitely didn't know right away, " Boseman told CNN.

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This exercise definitely helped me build my confidence in the knowledge that I already knew I had and taught me how to market myself in a manner that would allow me to be a part of any debate in my area of expertise.

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