Mental models

Mental models

6. Velocity
Velocity is not equivalent to speed; the two are sometimes confused. Velocity is speed plus vector: how fast something gets somewhere. An object that moves two steps forward and then two steps back has moved at a certain speed but shows no velocity. The addition of the vector, that critical distinction, is what we should consider in practical life..


Sick in bed and (oh well) getting a chance to reread some books, courtesy of libby. Some books need to be re-read over and over again:

Naval’s Almanack

4000 weeks

Consolations of Philosophy

The minimalists