According to Richard Feynman in his Lectures on Physics Vol. 1 Chapter 1 Atoms in Motion, which instantly gives the idea some street cred, the most bit of important scientific knowledge that can be expressed in one statement is the “atomic hypothesis (or the atomic fact, or whatever you wish to call it) that all things are made of atoms–little particles that move around in perpetual motion, attracting each other when they are a little distance apart, but repelling upon being squeezed into one another.”