*sigh* I tell you what, little prince. Why don't you give me some examples of the "rigorous discipline" and harsh adversity of your life in the cushioned bubble. We'll compare it to my life when I was 18, and you tell me if you can figure out why I don't respect your protestations of how knowledgeable you are about "making your own way".
Go ahead. What is this "lot" that's expected from you? What discipline do you have to show? What are the consequences if you don't? Let's hear about your extensive preparation for making your own way in the real world.