Don't wait for 5 years to lose that weight, get that paycheck, finish that degree. Start loving yourself now.
Whenever you drop something instead if "stupid cow" say "its ok hun we all make mistake"
Might explore mindful self-compassion by Dr Neff
Remove toxic people
Invest in yourself, clothes, education, skin care -- if you treat yourself with respect, others will too
At the same time, not everyone will like you and you won't like everyone. This is ok bc when you find someone special, it will make sense.
It's completely ok and congruent to stand up for yourself, say no, be assertive if someone is being rude to you AND still be a good person
Your job isn't to please everyone, but live life from a place where you'll be happy and better able to help people from a place of fulfillment not lack