How to Use "foolishness" with Example Sentences

1. It is fashionable foolishness that ignores some brute realities .
2. This time the foolishness preceded the summit .
3. As far as the foolishness of placing complex monetary policy decisions in the hands of politicians I couldn 't agree more .
4. It involved foolishness and loss but it did not invalidate the internet any more than this upheaval invalidates credit derivatives .
5. For all their petty foolishness , the republicans are bringing issues like tax reform and entitlements into the national debate .