From 18th February, 2006:
“Don’t look a gift horse in the mouth.” This is reasonable advice, but I was recently given a couple of gift horses and looked them both in the mouth straight away. I know that whenever somebody else pays for the product or service that I am going to use, standard business practice steps through the looking glass into a world where normal rules do not apply.
The old proverb about gift horses argues that free is free and there is no point asking too many questions. At the same time, the fact that the proverb exists at all suggests that we often have reason to grumble about the things that other people buy for us.
Continued at timharford.com.