Who said "Eternity has taught me that change is the only constant."?

This quote is attributed to Ikaris.

Eternity has taught me that change is the only constant. - Ikaris

"Eternity has taught me that change is the only constant."

Ikaris Change

"We have watched and guided humanity for thousands of years."

"It is our duty to protect this world, no matter the cost."

"Strength is not measured by how hard you can fight, but by what you choose to protect."

"The universe demands sacrifice from those who would lead it."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."