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paintbrush
Filled with silly spells
But Rosemary isn't the only person on board with secrets to hide
Each letter of the alphabet contains affirming
Nog minder het hy geweet dat hulle paaie baie ure later sou skei
The Known Unknowns 9781407132310 paintbrushAbout The Known Unknowns by Lawrence M. Krauss Our understanding of ourselves and the cosmos has advanced immeasurably over the last five hundred years of modern science, yet many fundamental mysteries of existence persist. How did our Universe begin, if it even had a beginning? How big is it? What's at the bottom of a black hole? How did life on Earth arise? Are we alone? Is time travel possible? These mysteries define the threshold of the unknown.