When my friends and family make stupid comments about my project ideas, I just politely proclaim "What's that? I'm afraid I can't hear you over the sound of the IQ gap in this room increasing."
To which they always reply: "What?!"
So... Chemist and Astronomer walk into a bar...
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"¿ʞɐǝɹɟ ɐ ǝɹ,noʎ uǝɥʍ 'ʇı ʇ,usı 'ʎlǝuol s,ʇı"