In my solitude I have pondered much on the incomprehensible subjects of space, eternity, life and death.
Alfred Russel WallaceMars, therefore, is not only uninhabited by intelligent beings such as Mr. Lowell postulates, but is absolutely uninhabitable.
Alfred Russel WallaceIn all works on Natural History, we constantly find details of the marvellous adaptation of animals to their food, their habits, and the localities in which they are found.
Alfred Russel WallaceI spent, as you know, a year and a half in a clergyman's family and heard almost every Tuesday the very best, most earnest and most impressive preacher it has ever been my fortune to meet with, but it produced no effect whatever on my mind.
Alfred Russel Wallace