Here lies a prince whose intentions were pure, but who had the misfortune to see all his plans collapse.

-Joseph II
Epitaph for himself. Quoted in T C  W Blanning Joseph II (1994), p.1.

Agreement reached by the negotiators†usually starts to collapse in the hands of those who implement it, no matter how carefully cleared at the top.

-Shultz, George P(ratt)
  On negotiating the release of Russian political prisoners. Turmoil andTriumph.

Exercise? I get it on the golf course.When I see my friends collapse, I run for the paramedics.

-Skelton, Red (Richard)
Attributed.