However, in my reality, I am very optimistic for both the short and the longer term.

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"I would much rather arrive here seven points ahead, not behind, but I am very optimistic, " said Massa.

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As I still attend the eye clinic at the Queen Victoria Hospital at East Grinstead, and as the success rate increases and the technology moves further ahead, I am very optimistic that my eyesight will improve even more -- and more and more people will regain their sight.

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But we are getting very close on polio, and I am optimistic.

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"I am optimistic that the organisation can look at these very important issues that are a big part of today's business world, " he said, adding that the WTO needs to avoid a "disconnect" between business and the multi-lateral trading system.

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