ransacked their libraries, adepts exhausted their alembics, misers hoarded tip their gold. It is not twined with the poet's bay-leaves, nor is it concealed in the madman's hellebore. People have been for it to the Great Desert, the Blue Mountains, the Chinese capital, the interior of Africa, and returned empty-handed as they went. It abhors courts, camps, and cities; it strikes no root in palace nor in castle; and if more likely to turn up in a cottage-garden, who has yet discovered the humble plot of ground on which it grows?
Nevertheless, undeterred by warning, example, and the experience of repeated failures, human nature relaxes nothing of its persevering quest. I have seen a dog persist in chasing swallows as they skimmed along the lawn; but then the dog had once caught a wounded bird, and was therefore acting on an assured and tried experience of its own.
