Who said "Change is the only constant in existence"?

This quote is attributed to Leopoldo Lugones.

Change is the only constant in existence - Leopoldo Lugones

"Change is the only constant in existence"

Leopoldo Lugones Change

Poet Writer Argentine 1874–1938

"The soul that does not struggle cannot grow"

"Art is the highest expression of human civilization"

"Knowledge is the foundation of all progress"

"In silence, one discovers the truth of existence"

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."