Magnetic doorstop - GIF

[mklotz]

I'm often surprised at how few people think about thinking.

To get the best out of your mental faculties, one has to carefully observe and note where, when, and under what conditions one does his best thinking. Then one needs to set about creating the observed environment as frequently as possible, monitoring it for nuances that will improve it.

Probably half the people reading this will think we're crazy but one of the benefits of advanced age is that you're no longer required to give a damn what people think.