The great advantage [the telephone] possesses over every other form of electrical apparatus consists in the fact that it requires no skill to operate the instrument.
![The great advantage [the telephone] possesses over every other form of electrical apparatus consists in the fact that it requires no skill to operate the instrument.](http://cdn.quoteddaily.com/images/alexander-graham-bell/the-great-advantage-the-telephone-possesses-over-every-other-form-of-electrical-apparatus-consists-in-the-fact-that-it-requires.jpg)
The great advantage [the telephone] possesses over every other form of electrical apparatus consists in the fact that it requires no skill to operate the instrument.