In Book I of Principia, Newton opened with definitions and the three laws of motion now known as Newton's laws (laws of inertia, action and reaction, and acceleration proportional to force). Book II presented Newton's new scientific philosophy which came to replace Cartesianism.
Spanish has so many different words for beautiful: linda, bella, hermosa, guapa, just to name a few.
Ah is like Ah or Oh in English. It's spelt Sou ka, not Soka. Sou ka is just a shortened version of Sou desu ka. The desu got dropped, as it often does in informal conversation. It definitely does NOT mean creative or value creation! It roughly means I see... or Is that so?.