TZETZE (or TSETSE) FLY, n. An African insect ("Glossina morsitans") whose bite is commonly regarded as nature's most efficacious remedy for insomnia, though some patients prefer that of the American novelist ("Mendax interminabilis").
In those vernal seasons of the year when the air is calm and pleasant, it were an injury and sullenness against nature not to go out and see her riches, and partake in her rejoicing with heaven and earth.
The notion that Nature does not proceed by jumps is only one of the budget of plausible lies that we call classical education. Nature always proceeds by jumps. She may spend twenty thousand years making up her mind to jump; but when she makes it up at last, the jump is big enough to take us into a new age.