Quote by Brian Greene

"The universe is a pretty big place. If it's just us, seems like an awful lot of wasted space."

"String theory envisions a universe in which there are more dimensions than the four we observe."

"Physics is really nothing more than a search for ultimate simplicity, but so far all we've found is ultimate complexity."

"The universe doesn't owe us comprehensibility."

"I've seen the worst humanity has to offer."

"Sometimes I wonder if the world is worth saving."

"Every choice shapes our destiny."

"Order is the foundation of a good life."