Who said "Change is the essential process of all existence."?

This quote is attributed to Spock.

Change is the essential process of all existence. - Spock

"Change is the essential process of all existence."

Spock Change

"Logic is the beginning of wisdom, not the end."

"I have been, and always shall be, your friend."

"The needs of the many outweigh the needs of the few."

"Insufficient data for meaningful answer."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."