21.   Many of his anecdotes contain the seeds of books.

22.   Meanwhile, Pat has discovered tomato seedlings around her foxglove, growing out of compost that apparently contained tomato seeds.

23.   Neither contains the seeds that infest regular hay.

24.   Some state lawmakers openly worry that the new federal block grants contain the seeds of a fiscal disaster.

25.   That might be good news to those who watch the economy closely, but it could also contain some seeds of future economic disappointment.

26.   The American-brokered peace is necessarily imperfect and so could contain the seeds of future conflict.

27.   The current business cycle, on the other hand, may contain the seeds of a reversal.

28.   The marriage of diploid and tetraploid produces watermelons that contain the seeds for seedless watermelons.

29.   The Marxists, in contrast, believe that the expansion contains the seeds of its own undoing.

30.   The well-orchestrated frenzy built around a violent game contains the seeds of cultural disarray.