Rest is absolutely key to healing. On a day to day basis and bigger picture. I had to rest for 3 years after escaping the race. 

DesertDave

I don't think it's as underrated as some of the others.

Undisciplined

I agree . But what about problem solving?

BitcoinAbhi

ideasfromtheedge

What's the most underrated life skill?

I was thinking "Saying no", but went with "relaxing". We live in the most materially abundant time in history, and yet many people act as though they're teetering on the abyss.

Relax and enjoy your life a little bit.