What are some psychology hacks for self-improvement?

1. Life isn’t difficult. Getting along with people, isn’t difficult either,
   
2. Encourage the other person to talk about themselves,
3. Keep it simple & you’ll make her happy,
4. The less you care , the happier you’ll be,
5. Trying & failing puts you in the top 10% . Most people don’t even try ,
6. Competition exists. It’s always you versus you ,
7. Invest into fitness,
8. Your actions should be dictated by your goals,
9. Be calculating even when procrastinating,
10. The one big thing that impacts your life is your Network. The more people you know, the more opportunities you’ll attract,
11. Just Chill.!!

Source: Mukul Royy