Quote by Leo Tolstoy

"The two most powerful warriors are patience and time."

"If you want to be happy, be."

"All happy families are alike; each unhappy family is unhappy in its own way."

"The sole meaning of life is to serve humanity."

"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!"