On point. Just like the title "A newbie shouldn't think of profit making but building up Bitcoin portfolio."
Building a long-term mindset (even before starting BTC journey) is paramount for any newbie investor. Undermining the temptation of quick gains empowers you to consistency, strategic accumulation (DCA) (no matter short-term price volatility).
Patience and perseverance are crucial assets for any investor talk more of a newbie. It takes time to build a meaningful portfolio, so staying focused (on long-term) through market cycles and continuously learning and contribute wit little steps will definitely be more profitable than pursuing gains. As a newbie it's great to courageously keep stacking.