Who said "Your absence has not taught me how to be alone."?

This quote is attributed to Stendhal.

Your absence has not taught me how to be alone. - Stendhal

"Your absence has not taught me how to be alone."

Stendhal Solitude

Novelist French 1783–1842

"The only way to deal with an unfree world is to become so absolutely free that very existence is an act of rebellion."

"A novel is a mirror carried along a main road."

"I am too high-minded to hate, but I love to despise."

"Beauty is only the promise of happiness."

"Sometimes being the best means being the loneliest."

"Solitude gives us time to reflect on what matters"

"I'm not good with people, never have been."

"I feel like I'm disappearing."