Larry Light thought long and hard about that question before editing the Investment Guide that begins on 2001 Investment Guide, page 157.
Whenever such a major celebrity has such a hard fall, one question that often comes up is, what do you tell the kids about it?
Indeed, they have proved so hard to detect that many physicists question whether they exist.
That is a hard question to answer, because light travelling along a fibre subtly changes the properties of the fibre itself, in a way that is difficult to model.
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There is no question that Microsoft is pushing hard into the tablet space with Windows 8.
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But there is no question that it's hard work, and for that reason alone I would refrain from predicting success over the next four years.
This is a question that the founders are working hard to answer.
While this is a hard question to answer, some of the companies that are hiring most actively (based on public posts) include Knewton to Udacity and Coursera.
And it's because they're racing so hard to get to the top that people will question the slightest indifference about all of them.
Many in organized labor hate the concept of guest workers because their leaders are busy peddling the fantasy that the hard and dirty jobs in question are sought after by union members.
If the Florida courts decide--as several individual voters have urged--that the ballot is illegal, the really hard question will be what to do about the violation.
And that's a great question because one of the hard things about long-duration space flight is the human body dealing with weightlessness and a lack of gravity.
WHITEHOUSE: President Obama's call to the International Space Station
And so the question now is, how hard are we willing to fight for the vision that we profess?
"The hard question is whether our commitment to law will survive the new sense of vulnerability that is with us all after Sept. 11, " he wrote.
There are clearly hard issues of science and engineering at work here, but there seems little question that BP should be doing everything it can to fix the problem.
While it is hard to imagine that civilization will forgo the benefits of expanding nuclear energy, the question of when this may happen is a political decision facing every nation.
Montgomeryshire Conservative MP Glyn Davies, who is a parliamentary aide to the secretary of state for Wales suggested last year that "we should think long and hard about whether the West Lothian Question should be asked".
For tech giants that have found hard luck and falling shares, it may be time to question whether lower prospective takeover prices justify a recent flurry of deal rumors.
Ebert is, without question, a legend, but his opinion could be interpreted as one that discredits the hard work of the talents behind the medium.
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