Who said "Love is a terrible thing. It makes you doubt everything."?

This quote is attributed to Frida Kahlo.

Love is a terrible thing. It makes you doubt everything. - Frida Kahlo

"Love is a terrible thing. It makes you doubt everything."

Frida Kahlo Love

Surrealist Painter Mexican 1907–1954

"Feet, what do I need you for when I have wings to fly?"

"I paint myself because I am so often alone and because I am the subject I know best."

"I am my own muse, I am the subject I know best. The subject I want to know better."

"Courage is the base everything moral is built upon."

"I love my wife, but sometimes she drives me crazy."

"Love conquers all obstacles."

"Love is patient, love is kind."

"I'm not stupid, I'm just in love!"