All animals communicate. What's special about gossip is that it's not about the here and now. You don't gossip about lions. You don't gossip about clouds. You only gossip about other people. And once you do, you can keep track of many more people - this is the basis for forming larger communities.

I think, in general, medicine in the 21st century will switch from healing the sick to upgrading the healthy... If you find ways to repair the memory damaged by Alzheimer's disease or dementia and so forth, it is very likely that the same methods could be used to upgrade the memory of completely healthy people.

In order to survive in a very small tribe, you needed to know how to do lots of things for yourself: how to make your tools, how to get food, and how to make your clothes - things most of us today don't need to know. The only thing I need to survive is to know history.

Yuval Noah Harari Quotes