There are cognitive biases that can lead to bad decisions.
Short term thinking is often more focused on what the individual will feel or how they will be satisfied in the short term, while long term thinking takes into account the long term consequences of a decision.
One of the simplest and most impactful little piece of advice for success in life is, "Don't Do Dumb sh*t". Avoid things that may make you do dumb things. Like alcohol, drugs, out of control ego, peer pressure, and many others. With Jocko Willink and Echo Charles