What others say and do is a projection of their own reality

The dream you are living is your creation.
It is your perception of reality that you can change at any time.

- don Miguel Ruiz

Whatever anyone else says or does, their words
and their actions are truly about themselves.
Don't take it personally when they rant,
even if they direct their unhappiness in your direction.
Their negativity is basically selfishness,
and their selfishness is about them, not about you.
- Jonathan Lockwood Huie

People are often unreasonable, illogical, and self-centered; ...
Forgive them anyway.
- Kent Keith
(often attributed to Mother Teresa, who kept a copy on the wall of her orphanage)

We are to take nothing personally,
least of all ourselves, for the moment we do,
our spiritual growth and journey come to a halt.
- Hopi Proverb

What you think of me is none of my business.
- Terry Cole-Whittaker

Don't Take Anything Personally.
Nothing others do is because of you.
What others say and do is a projection of their own reality.
- Miguel Angel Ruiz (don Miguel Ruiz)

If you want reality to be different than it is,
you might as well try to teach a cat to bark.
- Byron Katie

Chaos is the score upon which reality is written.
- Henry Miller

You can't get mad at weather because weather's not about you.

Apply that lesson to most other aspects of life.
- Doug Coupland

Further reading: Don't Take Rejection Personally

How to Not Care What People Think about You

How to be Positive Around Negative People

Don Miguel Ruiz' Four Agreements

Families and Social Expectations