Who said "I think perhaps we're all rather mad."?

This quote is attributed to Norman Bates.

I think perhaps we're all rather mad. - Norman Bates

"I think perhaps we're all rather mad."

Norman Bates Philosophy

"A boy's best friend is his mother."

"We all go a little mad sometimes."

"Mother is not quite herself today."

"I think that we're all quite mad."

"I've seen the worst humanity has to offer."

"Sometimes I wonder if the world is worth saving."

"Every choice shapes our destiny."

"Order is the foundation of a good life."