Psychology, unlike chemistry, unlike algebra, unlike literature, is an owner's manual for your own mind. It's a guide to life. What could be more important than grounding young people in the scientific information that they need to live happy, healthy, productive lives? To have good relationships? Daniel Goldstein
Design is a way of life, a point of view. It involves the whole complex of visual communications: talent, creative ability, manual skill, and technical knowledge. Aesthetics and economics, technology and psychology are intrinsically related to the process. Paul Rand
Girls are complicated. The instruction manual that comes with girls is 800 pages, with chapters 14, 19, 26 and 32 missing, and it's badly translated, hard to figure out. Hugh Laurie
The earth is like a spaceship that didn't come with an operating manual. R. Buckminster Fuller
Language pedants hew to an oral tradition of shibboleths that have no basis in logic or style, that have been defied by great writers for centuries, and that have been disavowed by every thoughtful usage manual. Steven Pinker