Quote by Kenneth Arrow

"It is impossible to be logical about illogical things."

"The most important thing is that the two people really do love each other."

"Social choice theory is concerned with the aggregation of individual preferences into a collective decision."

"I think it is appropriate to have an implicit social contract."

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."