Quote by Daniel Defoe

"The greatest good is the greatest number."

"All our discontents about what we want appeared to spring from the want of thankfulness for what we have."

"Fear is the greatest obstacle to progress."

"Knowledge is power."

"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!"