Who said "The microscopic reveals that we are never truly alone."?

This quote is attributed to Elie Metchnikoff.

The microscopic reveals that we are never truly alone. - Elie Metchnikoff

"The microscopic reveals that we are never truly alone."

Elie Metchnikoff Solitude

Immunologist Russian 1845–1916

"Man can adapt himself to anything, but he cannot adapt himself to anything without effort."

"The study of the lower organisms is the key to the understanding of man."

"Optimism is a moral duty."

"Life is a process of constant transformation."

"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."