# Quote — Yuval Noah Harari, Sapiens

> A critical step was made sometime before the ninth century AD, when a new partial script was invented, one that could store and process mathematical data with unprecedented efficiency. This partial script was composed of ten signs, representing the numbers from 0 - 9. Confusingly, these signs were known as even though they were first invented by the Hindus.

- Author: [Yuval Noah Harari](https://www.leafyquotes.com/yuval-noah-harari.md)
- Book: [Sapiens](https://www.leafyquotes.com/yuval-noah-harari/sapiens.md)
- Source: [Wikiquote](https://en.wikiquote.org/wiki/Yuval_Noah_Harari#Chapter_7:_%22Memory_Overloaded%22) ([CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/))
- Quote page: https://www.leafyquotes.com/yuval-noah-harari/sapiens/a-critical-step

## More from this book

> [P]erhaps happiness is synchronising... personal delusions.. with... prevailing collective delusions.

[Quote page](https://www.leafyquotes.com/yuval-noah-harari/sapiens/p-erhaps-happiness-is-synchronising.md)

> We have... increased food production, built cities, established empires and created... trade networks. But did we decrease... suffering..? ...[M]assive increases in human power did not necessarily improve the well-being of individual Sapiens, and usually caused immense misery to other animals.

[Quote page](https://www.leafyquotes.com/yuval-noah-harari/sapiens/we-have-increased.md)

> [C]ontradictions are culture’s engines, responsible for... creativity and dynamism... Just as... clashing musical notes... force... music forward.., discord in... thoughts, ideas and values compel us to think, reevaluate and criticise. Consistency is the playground of dull minds.

[Quote page](https://www.leafyquotes.com/yuval-noah-harari/sapiens/c-ontradictions-are-cultures.md)