Definitions: (1) calm; serene; tranquil <a smooth disposition>; (2) equable; amiable; professional; (3) gentle; tender <especially to touch>; (4) making the way easy; comforting emotional upset; (5) a sweet and soothing sound in music or voice; (6) pleasant; enjoyable; (7) at ease in the social graces; charming; (8) even

• God is in control. He’s working for my good. Doesn’t mean everything’s going to be smooth, but that’s all I needed to know. There is a light at the end of the tunnel. — Shawn Michaels [born Michael Shawn Hickenbottom] (1965-) American professional wrestler
• An inexhaustible good nature is one of the most precious gifts of heaven, spreading itself like oil over the troubled sea of thought, and keeping the mind smooth and equable in the roughest weather. — Washington Irving (1783–1859) American essayist, historian, & diplomat