Definition: practical; realistic; straightforward

Quote: While we live our bodies are moving particles of the earth, joined inextricably both to the soil and to the bodies of other living creatures. It is hardly surprising, then, that there should be some profound resemblances between our treatment of our bodies and our treatment of the earth. — Wendell Berry (1934-) Sixth generation Kentucky Farmer

Symbols: 1) the cube; 2) the square; 3) the number four