The grounds on which golf is ...

The grounds on which golf is played are called links, being the barren sandy soil from which the sea has retired in recent geological times. In their natural state links are covered with long, rank bent grass and gorse. Links are too barren for cultivation: but sheep, rabbits, geese and professionals pick up a precarious livelihood on them.
 Charles Walter Simpson

Quotes from the same author

Excessive golfing dwarfs the intellect. Nor is this to be wondered at when you consider that the more fatuously vacant the mind is, the better for play. It has been observed that absolute idiots play the steadiest.
 Charles Walter Simpson
There is only one categorical imperative in golf, and that is to hit the ball. There are no minor absolutes.
 Charles Walter Simpson