Quote by Ariely, Dan
"The effort we put into something increases how much we value it."
More from Ariely, Dan
"The way to stop financial aids from being misused is to give people money in a way that is not susceptible to cheating."
"We are not rational creatures - we are irrational creatures who want to believe we are rational."
"The more expensive the placebo, the more effective it is."
"Self-control is like a muscle. The more you exercise it, the stronger it gets."