Design influences our thinking and how we feel. People always have opinion about design. Some of you may have opinion about red color, some like bright rooms, some like dark and quiet interior. Entire branding of Apple is built on simple assumption that people want to interact with nice well design devices. Why not invest in interior design? It will align your feelings, make you either relaxed or organized. It doesn't need to be expensive. I promote investing in interior decor with art. There are two things you need to remember: 1) color your walls having plan about wall decorations you want to hang later. 2) don’t buy cheap stuff. Simple as that. Here is an example of decor with 2 sets of prints on glass. One concrete wall is not painted at all and another has a layer of primer. Prints on glass, especially tempered glass are ultimately indestructible....