Different people are important to you in different ways, and by cutting yourself off from everyone and putting all your eggs in one basket you're only setting yourself up for disappointment. It's very hard for one person to fill all your needs.
Call me traditional but I still need sitcoms to make me feel good about life. Sitcoms are why I fell in love with television in the first place and why I continue to wear out my Friends and Full House DVD's regularly.
As many of us are saddened by the ending of this show and devastated on how it ended, know that the human life experience is not one of fairy tales and people living happily ever after, but one of peaks and valleys.
I think the final episode of How I Met Your Mother will go down in history as one of the worst endings ever, all because the writers decided to make their devoted audience cry instead of rejoice. Call it an artistic choice, but it was a bad one.