Well, the buddha did say all suffering is caused by desire...

He who is not contented with what he has, would not be contented with what he would like to have. ~Socrates

Happiness is not having what you want. Happiness is wanting what you have. ~Hyman Schachtel

She has five types of things to let go:

1. Expectations.

2. Outcomes.

3. Worry.

4. Measuring.

5. Mindless tracking.

She recommends we focus on the process.

You are already naked.

Remembering that I'll be dead soon is the most important tool I've ever encountered to help me make the big choices in life. Because almost everything — all external expectations, all pride, all fear of embarrassment or failure — these things just fall away in the face of death, leaving only what is truly important. Remembering that you are going to die is the best way I know to avoid the trap of thinking you have something to lose. You are already naked. There is no reason not to follow your heart.