There are some lessons in life, we don't learn till it's a little bit too late. 

Of course screwing up doesn't mean the end of the world, but what if there was a way to know these things, before you end up making the wrong decisions?

We have gathered the 20 life lessons you can know about today, so you don't end up saying 'if only i...', check them out below. 

1. Don't tell people more than they need to know

2. The hard days make you stronger

3. Don't argue with those who want to misunderstand you, stay silent

4. Life is short, live don't survive

5. You don't need to explain or get approval to live your life the way you want to

6. Keep your standards high and don't settle for something just because it's available

7. Boundaries lie in your hands, you decide what you allow and what you don't

8. You don't have to attend every argument you're invited to

9. Never expect to get back what you give, you'll always be disappointed

10. Don't take criticism from someone who you wouldn't take advice from

11. Don't let someone who has done nothing, tell you how to do anything

12. If you keep waiting for the right time, you'll waste all your time

13. Don't expect loyalty from those who can't even give you honesty

14. Accept people for who they are and not for who you want them to be

15. Life rarely give us the experiences we want, they usually give us the experiences we need

16. The best revenge is no revenge

17. The people who want to be in your life, will be, they don't need to be chased

18. It takes time to trust, but only seconds to break

19. No one is going to save you, that's your job

20. Don't judge people, everyone has their reasons