After that, learn to trust the people that surround you if they Worth it.
Life will be more easy that way, even in the worst time.
Fail the amount of time it take to understand, there's so much type of people.
And then, fall again and learn again.
Seems as cold as you feel it, feel as friendly as you want it. Follow your heart.
Don't forget !
Family and real friend will never let you down.