"Upon the solution of this problem, or upon sufficient proof of the impossibility of synthetical knowledge a priori, depends the existence or downfall of metaphysics."

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For me, my lack of patience in real life - I have always had very little patience. It's been very much my downfall in life. But having a child puts it in perspective. Very quickly you're like, "Oh, I need to learn what patience is."

— Mila Kunis