To avoid situations in which you might make mistakes may be the biggest mistake of all.
Nothing adventured, nothing attained.
I see nothing wrong with the human trait to desire. In fact, I consider it integral to our success mechanism. Becoming attached to what we desire is what causes the trouble. If you must have it in order to be happy, then you are denying the happiness of the here and now.
Learn to ask for what you want. The worst people can do is not give you what you ask for which is precisely where you were before you asked.
To overcome a fear, here's all you have to do: realize the fear is there, and do the action you fear anyway.
We can consciously end our life almost anytime we choose. This ability is an endowment, like laughing and blushing, given to no other animal... in any given moment, by not exercising the option of suicide, we are choosing to live.
Guilt is anger directed at ourselves - at what we did or did not do. Resentment is anger directed at others - at what they did or did not do.
While goals are chosen, a purpose is discovered. Our purpose is something we have been doing all along, and will continue to do, regardless of circumstances, until the day we die.
It's your life. Live it with people who are alive. It tends to be contagious.
The road to positivity is strewn with the abandoned vehicles of the faint-hearted.