A large portion of the weekend effects is explained by differences in the amount of time spent with friends or family between weekends and weekdays.

Odd as it may seem, I am my remembering self, and the experiencing self, who does my living, is like a stranger to me.

Optimism is normal, but some fortunate people are more optimistic than the rest of us. If you are genetically endowed with an optimistic bias, you hardly need to be told that you are a lucky person - you already feel fortunate.

However, optimism is highly valued, socially and in the market; people and firms reward the providers of dangerously misleading information more than they reward truth tellers. One of the lessons of the financial crisis that led to the Great Recession is that there are periods in which competition, among experts and among organizations, creates powerful forces that favor a collective blindness to risk and uncertainty.

The brains of humans contain a mechanism that is designed to give priority to bad news.

The 'Instagram Generation' now experiences the present as an anticipated memory

Knowing the importance of luck, you should be particularly suspicious when highly consistent patterns emerge from the comparison of successful and less successful firms. In the presence of randomness, regular patterns can only be mirages.