Quote by Daniel Kahneman
"The planning fallacy causes us to underestimate how long tasks will take."
More from Daniel Kahneman
"The confidence people have in their beliefs is not a reliable guide to the truth of those beliefs."
"We are overconfident even when we acknowledge the full extent of our ignorance and the unpredictability of the world."
"Nothing in life is as important as you think it is, while you are thinking about it."
"Two systems drive the way we think. System 1 is fast, intuitive, and emotional; System 2 is slower, more deliberative, and more logical."