If we were disappointed not mind or does not match the desire simply to cause obstacles in mind. With an array of negative and offensive happen immediately.
If we are disappointed. Do not expect or situation does not match the desire, it will cause difficulties in mind. And negatively with an unwelcome happens immediately.
If we do not have peace of mind. Disappointment or the situation does not match with the desire to make it happen in my mind obstacles are negative and ugly corner is not satisfied with the result.