self-fulfilling prophecy(это произошло, потому что мы ожидали, что это произойдёт: It's a self-fulfilling prophecy: expect things to go wrong, and they probably willvogeler)
software tool(A program that aids in the development of other programs. It may assist the programmer in the design, code, compile, link, edit, or debug phases. foldoc.orgAlexander Demidov)