The technical problems in providing security are plainly more difficult than they were a decade or two ago.
But he plainly found it difficult to overcome, most seriously, by his own admission, in his reluctance as president to take up the issue of AIDS.
"If you just look at the data plainly, it's difficult to see if there's anything systematic going on there," Dr. Lipson said.
But by the age of 71, he plainly found it increasingly difficult to motivate his team.
It's difficult to play plainly for money.
But the passage of time and the approach of the election plainly are making it more difficult, as a grilling Monday of Jay Carney, the White House press secretary, showed.
Both laws were and are plainly repellent, but it's difficult to say precisely which provision of the Constitution they violated.
Singer thought that most of these predictions were "so plainly mistaken" that it was difficult to understand how anyone sympathetic to Marx could defend them.
Plainly, it has been a difficult decision for United when it means abandoning everything they have always preached and going against Sir Alex Ferguson, the man who handpicked Moyes for the job and decreed that his successor, and friend, should get a six-year contract.
Moxie Marlinspike, a San Francisco developer who makes encryption messaging apps including Signal, said plainly: "Law enforcement is supposed to be difficult".
Why would anyone be opposed to firmer gun control, or, to put it more plainly, laws that would make it more difficult for mass murders to occur?
