One of Albert Einstein's seldom spoken of laws of physics has to do with the rules of the road.* He clearly states that at no time can drivers, bikers and pedestrians happily coexist.
(*Completely fabricated, but seems plausible.)
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In this comic, Angela Liao of 20px proves that every vehicle of transportation has an irrational hatred of the others.
But seriously, get out of the way, everyone.
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