As a rule of thumb, you should never buy insurance from someone who is selling you something else. These are bad values where significant commissions are being paid out.

This isn't a hard and fast rule. It's been a rough rule of thumb for the last three years. For example, last year we had six teams of 12 players each. We had 52 residents and 20 non-residents.

A good rule of thumb

It’s hard to guess how smart the machines are, but a good rule of thumb is that they’re always smarter than you think.

It's a rule of thumb for me if I'm at second when he has the ball I try to go for three.

I have learned, as a rule of thumb, never to ask whether you can do something. Say, instead, that you are doing it. Then fasten your seat belt. The most remarkable things follow.