Quote by Heraclitus

"Change is the only constant in life."

"No one steps in the same river twice."

"The path up and down are one and the same."

"Conflict is the father of all things."

"Science helps us understand the world."

"I've witnessed the birth of science, and it continues to amaze me."

"I'm something of a scientist myself."

"The fusion process is self-sustaining now!"