How to set the single click speed?

[Ralf Mardorf]

On Fri, 22 Jan 2016 08:26:38 +1100, Karl Auer wrote:
>I also learned to right-click-and-hold, then select what I wanted by
>sliding through the menus.

I forgot to mention that this habit could become counter-productive,
sometimes a very short click avoids ongoing multiple clicks. I change
my behaviour depending to the used mouse. However, sometimes neither
holding nor a very short click helps anymore.