Just to be clear, let me state the Three Laws of Motion. You will find these in just about every introductory physics textbook (but not all---there are some pretty awesome textbooks out there).

Physics covers the science of the very large, and includes the study of bodies in motion, forces, heat and energy, waves, electricity, magnetism and atomic physics. Your career begins here!

The most important alteration is the addition of part of a section on the Hamiltonian function and the canonical equations of motion. It is a striking tribute to the almost superhuman genius of ...