Double-Edged Quotes (2 quotes)
Creativity is a double-edged sword. The more ideas we have, the less likely we are to stay loyal to one. So the creative mind ends up jumping from idea to idea, and none of them happen.
Modern science is necessarily a double-edged tool, a tool that cuts both ways. ... There is no doubt that a Zeppelin is a wonderful thing; but that did not prevent it from becoming a horrible thing.