All of these are grounds to be optimistic about the future of the universities.
In a brief email to the BBC, Mr Luo did not appear to be optimistic about the future.
"All those reports pointed out there was good reason to be optimistic about the future and their faith is being borne out by the improvement in our performance, " he said.
BBC: The service is on track to beat its response targets for May
But whereas he was concerned about the future of the oceans that are so important to his country, he also said there were reasons to be optimistic about the future.
I'll work with Congress and the American people to once again create an economic environment where hard work is rewarded, equal opportunity exists for all, and families providing for their children can once again be optimistic about their future.
He admits that a lot needs to be done but remains optimistic about the future.
And that is why we have every reason to be optimistic about this country's future -- because we know that here in America, we always move forward.
You have every reason to be optimistic about this country and about your future.
Widespread graduate unemployment among their young is gnawing away at the hopes of those who should be the most optimistic about China's future.
That is why we have every reason to be optimistic about what lies ahead for our future -- because we know that here in America, we always move forward.
This may lead them to be less optimistic about the likely returns available from future investment, which bodes ill for a swift end to the slump in capital spending.
But he said whatever happened in the coming years, and of course there would be setbacks, he was optimistic about his own and China's future.
Whisper it softly, but there are plenty of reasons to be optimistic about how the world's big companies will conduct themselves in the future.
However, Mr Mason remained optimistic about the future, saying in a statement that the forthcoming holiday season would be great for business.
What makes me optimistic about the future is that we have not even begun to scratch the surface of all that can be accomplished by actually applying information technology pervasively.
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