As long as you live, you will be making decisions, choosing one thing over the other. But that doesn't mean you'll make smart decisions for yourself just because you're alive; especially if you don't know who you are or what you believe in. To make the right choices for you, personally, you must discover what it is you want and what it is you dream about.
so basically They observe how artists use different directions of lines to show emotions. They use watercolor paint to make different line directions – horizontal, vertical, diagonal, and curved – to show opposite emotions, like sad/happy, excited/bored and calm/worried.