You are absolutely priceless. What someone thinks of you, whatever may happen to you, no matter who loves you (or rejects you), nothing can diminish your worth or your worthiness. You. Are. Priceless.
Start saving money early. Save as much as you can.
There are plenty of things worth spending your money on, but be mindful about your money - Don’t p*ss it away.
Start explaining wants vs. needs. Continue explaining for the next 30 years.
We don’t always get what we want. That’s okay. 4 year olds can begin to understand this.
When you begin dating it’s all butterflies and moonbeams. Eventually you’re going to do or say something that hurts the other person and vice versa. For that matter, eventually you’ll disagree about something. It’s VERY important to consider how they handle it. Nobody is perfect, it may not be pretty but it had better be civil. If not, don’t think for a second that they will change. Get outta there.
Great article on making math fun:
https://www.washingtonpost.com/lifestyle/how-to-get-reluctant-children-to-embrace-math/2014/03/04/4be99e46-959d-11e3-8461-8a24c7bf0653_story.html
Practice not putting stuff off. If it takes 10 seconds or less do it now. Then move up to 30 seconds or less. Keep going up to ~3 minutes. Good example is putting away laundry or emptying dishwasher, etc.
Start the tradition of First Sunday dinners. On the first Sunday of the month, have a "mini-holiday" dinner. Invite family, friends. Use the nice dishes, make a big meal. Celebrate family.
When you see someone in military uniform, thank them for their service. Hold the door open for them, etc. If they are behind you in line at Starbucks, pay for their coffee. At the very least, look them in the eye and smile - they’ve made a tremendous sacrifice and you should acknowledge that.
Having an opinion is not the same thing as having an informed opinion.
If you don't know enough about a subject to speak intelligently about it, keep quiet and educate yourself.
The secret to getting sinks and surfaces to shine is to dry-buff them after you clean them. Keep a soft clean rag or washcloth around so you can dry fixtures and sinks and counter tops.
(They should be cleaning their own bathrooms by this age.)
Your spouse will be absolutely unbearable roughly 10% of the time. So will you be, by the way. Give grace. Receive it too. Also, physical distance helps, even for a few hours.
When you feel like giving up, rest. But then keep going! So many good things ahead. So many people that are meant to be in your life who you haven’t met yet.