21.   There are some mumblings about pushing the boundaries and the concept of personal and moral freedoms, but these ideas remain buried in all the insanity.

22.   These ideas remained unprovable, she said, until scientists could probe the brain with new imaging and anatomical techniques.

23.   These ideas remain highly speculative, Ramachandran said.

24.   These ideas remain stalled, but there has been impressive progress on other fronts.

25.   Today, that idea remains.

26.   Whether acknowledged or unacknowledged, rejected or championed, used or ignored, these ideas remain an inseparable part of the way we hate now.

27.   While outlets have proliferated, original ideas remain scarce, so producers desperately clone and reconfigure what succeeded last.

28.   African leaders on Friday declared that an African political and economic union would become a reality, but said the idea remains a few nations shy of formal ratification.

29.   Although three years have elapsed, the idea still remains.

30.   But the source, who spoke on condition of anonymity, said the merger idea remains at a preliminary stage and only one meeting has been held.