Does everyone have the ability to be happy?

Does everyone have the ability to be happy?

Natalia Panferova (Russian) gives expert video advice on: How do you define happiness?; What makes you happy?; Does everyone have the ability to be happy? and more...

I believe that everyone has the ability to be happy except for mentals. My mother says if you are mental, you are not happy. I believe her. I have met mental people. They are not happy and I feel bad for them because I am super happy.