Choose a background or upload your own photo, then download a shareable quote image.
Your file stays in the browser; nothing is sent to the server.
Choose a background or upload your own photo, then download a shareable quote image.
In 1956, when I began doing theoretical physics, the study of elementary particles was like a patchwork quilt. Electrodynamics, weak interactions, and strong interactions were clearly separate disciplines, separately taught and separately studied. There was no coherent theory that described them all.