In that world, you’ll be able to rise in the morning with the spirit you have known in your childhood: that spirit of eagerness, adventure and certainty which comes from dealing with a rational universe. No child is afraid of nature; it is your fear of men that will vanish, the fear that has stunted your soul, the fear you acquired in your early encounters with the incomprehensible, the unpredictable, the contradictory, the arbitrary, the hidden, the faked, the irrational in men.