While you might think that this a little harsh or drastic, taking action to stand up for what you believe in is considered by many to be one of the. Standing up for what you believe in is an essential life skill. By asserting yourself, you are actively taking charge of your life. Asserting yourself. Today, no matter what your political persuasion or social issue that you hold dear , there is a need for courageous people to stand up and be heard. Marches.