it can be used for altruistic reasons as well. For example, you can write an essay on the perils of smoking, using propaganda techniques to support a topic that many would consider a noble cause.
1Four Noble Truths Developed by the Buddha, the Four Noble Truths are a main tenet of Buddhism. The truths teach that all life is suffering and that this is caused by craving and aversion. You can overcome this suffering, however, and attain true happiness. When you learn to give up usel...