“ Physics is like sex: sure, it may give some practical results, but that's not why we do it. ”
Categories: Science
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The most beautiful experience we can have is the mysterious. It is the fundamental emotion that stands at the cradle of true art and true science. 
Electricity is actually made up of extremely tiny particles called electrons, that you cannot see with the naked eye unless you have been drinking. 
Space is big. You just won't believe how vastly, hugely, mind-bogglingly big it is. I mean, you may think it's a long way down the road to the chemist's, but that's just peanuts to space. 
For me, it is far better to grasp the Universe as it really is than to persist in delusion, however satisfying and reassuring. 