A funny interaction I witnessed recently will constitute a good introduction for this treatise. Three students were having a discussion with one of my colleagues in the latter's office, and I walked into the office. On seeing me, one of the three students said, "talk of the devil".
The two others
```
Members Only
Login or create an account to continue
This article is available to registered BusinessDay readers. Please login if you already have an account, or create a new account to continue reading.
New to BusinessDay? Register now and start reading.
```