A person with a new idea is a crank until the idea succeeds.

Summary

This quote suggests that when someone comes up with a new and innovative idea, they are often met with skepticism or dismissal by others. Initially, their idea may be seen as weird or eccentric, labeling them as a "crank." However, if their idea eventually proves to be successful and brings about positive outcomes, their critics will change their perception, acknowledging the person as visionary and their idea as valuable. It emphasizes the concept of how change and progress are often met with resistance until their benefits become evident.