text: An Unapologetically Geeky Fact: The eccentricity of the ellipse that is the White House Oval Office is: e = 0.62, with the desk chair positioned at one focus &amp; the couches near the other. (FYI: eccentricity of a Circle: e = 0.00; of a Parabola:  e = 1.00) https://t.co/md3VGfXBm6