life

This is a great description of the difference between an introvert and an extrovert.

It is very easy to do something negative to try and show how intelligent we are.

In the book 59 Seconds by Richard Wiseman he talks about an effect called "Spontaneous Trait Transference".

My daughter sometimes works as a waitress at the local Pizza Express. If she has a good night then sometimes she can earn more in tips than her wages (although that is not very often).

In the TED talk The four-letter code to selling anything Derek Thompson explains about a concept called MAYA.