The weekend provides you an opportunity to think of new strategies to apply in the new week. Many people take these privileges for granted and they make a mess out of it wherewith they find it hard to be productive.
Yes, it is okay to rest but you should also try as much as possible to be productive to have desired results. You could also acquire skills that will empower you and give you financial freedom.
Also, be opened to learning. Anyone who perceives himself to be an island of knowledge will not see any reason why he should learn more but the moment he opens up himself to learn, he would realize the number of mistakes to be corrected by him.