Motivation
The 61-year-old farmer who won a race by not going to bed
In 1983 Cliff Young won a race from Sydney to Melbourne while his rivals slept. What his win says about the unwritten rules in your own week.
September 2026
Habits
What the marshmallow test really found about willpower
A larger study shrank the famous marshmallow result. The more useful lesson was in the original work all along: change the room, not yourself.
Money
The pain of paying: why a card makes money feel cheaper
A famous MIT auction suggested card payers bid twice as much. Newer evidence says the effect is real but small. Here is how to use it.
Wealth
A 1494 rule of thumb that still explains your money
The Rule of 72 turns any rate into years. Where it came from, why it works, and the three places it quietly breaks. Education only, no tips.
Mindset
Why good evidence gets rejected: the Semmelweis lesson
In 1847 a Vienna doctor cut deaths with handwashing and was ignored. The full story is about identity, and about how evidence is delivered.