Arporn Chewrekrengkai, chief economist with the Government Pension Fund, has revised her optimistic outlook for tourism this year.

VOA: standard.2010.03.27

Now, for myself, I'm sufficiently optimistic that I'm inclined to think life's wonderful.

现在，对我自己来说，我足够乐观地倾向于认为生命是美好的。

耶鲁公开课 - 死亡课程节选

Despite the crises the country faced, Atul Khare,the U.N.special representative for East Timor, is optimistic about its future.

VOA: standard.2009.08.27

Strauss-Kahn was not that optimistic about the outlook for the world economy.

VOA: standard.2009.04.26

He is optimistic that targeting the two million tourists visiting Cambodia each year will allow the dwindling stock of drivers to provide for their families in the provinces.

VOA: standard.2010.06.14

The father of captive Israeli soldier Gilad Shalit is not optimistic about his son's release, despite a videotape published on Friday showing for the first time that he is alive and well.

VOA: standard.2009.10.03

"So a year ago,in 2009, when you had a majority being optimistic about American policy in the Middle East, only 29 percent said Iran having nuclear weapons would be positive for the Middle East.

VOA: standard.2010.08.06