Don't take events, or yourself, too seriously. Daily hassles can sometimes be more stressful than major life crises. Laugh and be silly. Rent some funny videos and surround yourself with supportive friends. If you have access to the Internet, find jokes and comic strips.
Public libraries have lots of silly and funny books and videos.
Your diet, sleep patterns, exercise and feelings of self worth have an enormous impact on your stress levels. Go slowly and forgive yourself when you slip. Start each day anew with compassion and understanding, for yourself and for others. One of the best tools is meditation. Many organizations offer programs in various school of meditation, Yoga, tai chi are movement meditations.