Nature and books belong to the eyes that see them. It depends on the mood of the man, whether he shall see the sunset or the fine poem. There are always sunsets, and there is always genius; but only a few hours so serene that we can relish nature or criticism. The more or less depends on structure or temperament. Temperament is the iron wire on which the beads are strung. Of what use is fortune or talent to a cold and defective store?