Who said "Madness is often the only way to preserve sanity."?

This quote is attributed to Fyodor Dostoevsky.

Madness is often the only way to preserve sanity. - Fyodor Dostoevsky

"Madness is often the only way to preserve sanity."

Fyodor Dostoevsky Philosophy

Novelist Russian 1821–1881

"Beauty is mysterious, like life itself"

"The soul is healed by making others happy"

"Man can get used to anything, the scoundrel"

"I love humanity, but I wonder at myself sometimes"

"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."