I think a lot comes from having the experience of doing stand-up comedy. It allows you to figure out the psychology of an audience; what things are funny and not.
The restriction of studies of human intellect and character to studies of conscious states was not without influence on a scientific studies of animal psychology.
I maintain that many an inventor, many a diplomat, many a financier is a sounder philosopher than all those who practice the dull craft of experimental psychology.
I used to be and I still am into psychology. I would like to be able to pursue something like that, but I don't know. The older I've gotten, the more endearing this business has become and I can't really imagine leaving it.
Any psychology of sign systems will be part of social psychology - that is to say, will be exclusively social; it will involve the same psychology as is applicable in the case of languages.
It is one of the aims of linguistics to define itself, to recognise what belongs within its domain. In those cases where it relies upon psychology, it will do so indirectly, remaining independent.