Research has shown that listening to music you love while you are lifting can help you do more reps than not listening to any music at all or not listening to the music that you like. In addition, having headphones can help distract you from having a conversation with others that will defer your workout.
Patience is the key. You are not going to develop rock hard muscle mass overnight. You are going to have to work long and hard to get the results that you hope for. Do not allow yourself to become discouraged if you are not seeing the results you hoped for. Keep your goals reasonable and safe.
For good muscle growth, you must eat properly both before and after a workout. Without the proper fuel, you will slow down the progress you want to make. Some good foods to eat for those pre and post-workout meals can be oatmeal, low-fat yogurt, egg whites and whole grain wheat toast.
Although isolation moves that only require that you move one joint are important, you shouldn't do these types of exercises very often. You definitely do not want to do them more than compound exercises. The best time to make use of these moves is at the end of a workout.