“The game I play is a very interesting one. It’s imagination, in a tight straitjacket.” — Richard P. Feynman
“Feynman once said, ‘Science is imagination in a straitjacket.’ It is ironic that in the case of quantum mechanics, the people without the straitjackets are generally the nuts.”
–Lawrence M. Krauss
Here is link to a video clip where Feynman makes his science as imagination in a tight straitjacket assertion: http://youtu.be/ysYEAC4z66c
Here are two shots I took of a street performer entertaining spectators by struggling to get out of a straitjacket while balancing on a large ball. It’s interesting that some of the spectators watching him have their arms crossed as if they themselves were wearing straitjackets: