Ask HN: What simple lessons have disproportionately impacted your life?

Sometimes simple ideas can have a huge impact on your life. Here are some of the top lessons I’ve learned. 1. It’s possible to retire WAY before 65 as long as you save and invest WAY more than the average person. 2. If you create a product that people are searching for and genuinely want/need, it practically sells itself. 3. Happiness isn’t just about positive emotion. Martin Seligman created a model for subjective well being called the PERMA model which stands for positive emotion, engagement, relationships, meaning, and accomplishment. You need all 5 components to have long lasting happiness.

What simple lessons have disproportionately impacted your life?