The statement "Gravity is the strongest of the four" is incorrect because, while gravity is a fundamental force, it is significantly weaker than the other forces of nature: electromagnetic, weak nuclear, and strong nuclear forces. Specifically, the strong nuclear force is the most powerful, responsible for binding protons and neutrons in an atomic nucleus. This stark difference in strength—where gravity is almost negligible compared to the strong force—highlights the vast range of scales in physics, fundamentally affecting how we understand interactions in both macroscopic and microscopic domains.