Happiness: Stop chasing happiness, and learn to become comfortable with the neutral - neither happy nor sad.
Don't stress over things that haven't happened yet, and don't dwell upon the things in past. Both aren't in your hand, and both aren't real.
Almost everything is monetizable on the Internet.
You will spend big part of your life doing work, it's important to have a healthy relationship with it.
If your lifestyle is on point, you won't have to worry about savings.
Identify those activities, and make them difficult to access.
Is it scrolling Twitter? Uninstall Twitter. Is it TV? Shift it to a friend's house.
Don't eat any factory manufactured(or altered) food. Physically altered food is still better than chemically altered food.
Goals aren't essential, it just makes life more interesting. It's okay to quit goals if it's not serving that purpose.