I like Humor. I caught this on on http://www.th.physik.uni-frankfurt.de/~jr/cartoon.html
https://www.powershow.com/view2b/46ce4f-MjQxN/I_like_Humor_I_caught_this_on_on_http_www_th_physik_uni-frankfurt_de_jr_cartoon_html_powerpoint_ppt_presentation
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