Henrik Ibsen once said that a great undertaking requires determination, ability, organization and responsibility. With this in mind, we need to take a more careful look at the problem: Seneca once said that true life can only be achieved after arduous struggle. It makes me think. Everyone has to face these problems. In the face of this, for me personally, being happy is not only a momentous event, but also potentially life-changing. From this point of view, Jim Rohn casually said, either you ...