How to be happy at work? We like to say that it's logical to hate our job because we're paid to do it, but it's all the more unusual if we love it. Luck is one of the key factors of success. It has been proven that happy people not only have more fun at work, but also work better and thus become more successful. Happiness is the fuel of individuals and successful teams. But work tasks, environment and superiors can sometimes make us worry and cause stress. There are some things we can't control, but below we give you what you can do yourself to be happy in the workplace. Here are six simple tips for being happy at work.