[johnnyanmac]

>You teach yourself to say no, to the things you don't want to do.

I feel that line of thinking can have some very grave consequences. My mind is swimming with intrusive thoughts half the time.

[7bit]

Aren't intrusive thoughts the one that any sane person answers with "no"? Why he parks on the bike lane. I want to smash his windshield -- NO!

[mlrtime]

That is anxiety, you either teach yourself or there is medication if there is bad enough.

If it is just about saying 'no', read this book, it's helped a lot of people:

When I say no, I feel guilty Book by Manuel J. Smith