Mark Zuckerberg on Taking Risks and Finding Talented People

What I want to do in this video is think about how different populations that share the same ecosystem can interact with each other and actually provide a feedback loop on each other. There are many cases of this, but the most cited general example is the…

At dawn, when you have trouble getting out of bed, tell yourself, “I have to go to work as a human being. What do I have to complain of if I’m going to do what I was born for? The things I was brought into this world to do.” Or is this what I was created…

(light liquid pouring) (gentle sipping) [Narrator] For morning coffee to afternoon tea, caffeine is so thoroughly entrenched in our daily routines and has become the world’s most widely used psychoactive substance. Caffeine is a chemical compound that st…

We’re told that Tomer has a bookshelf. The table below shows how many books are on each shelf. So, the first shelf has 19 books, the second shelf has 24 books, the third shelf has 32 books, and the fourth shelf has seven books. How many books are on the b…

Rishi spent 34s of an hour for 2 days working on his science project. Kyle spent 1⁄4 of an hour for six days working on his science project. Who spent more time on his science project? So we want to know who spent more time. To do that, we need to first …

A set of philosophy exam scores are normally distributed with a mean of 40 points and a standard deviation of 3 points. Ludwig got a score of 47.5 points on the exam. What proportion of exam scores are higher than Ludwig’s score? Give your answer correct …