For in 1900 all electromagnetic radiation of longer wavelengths was already known at least to the extent that one could not seek in it the more striking characteristics of X-rays such as, for example, the strong penetrating power.
“For if the honour paid to Him is shared by others, He altogether ceases to be worshipped, since His religion requires us to believe that He is the one and only God.”
“I think tolerance is something everybody needs to be reminded of, especially in a reactionary political world. Well, actually, I should say, a reactionary political climate.”