Finally, in 1838, the unrestricted right of lecturing was restored to him.
This has been due to speculation, to the unrestricted pasturage of goats, to the rights which many communes have over the forests, and to some extent to excessive taxation, which led the proprietors to cut and sell the trees and then abandon the ground to the Treasury.
When the aim of the man of affairs and the hypothesis of the economist was unrestricted competition, and measures were being adopted to realize it, general theory such as the classical economists provided was perhaps a sufficiently trustworthy guide for practical statesmen and men of business.
The unrestricted intermixture of these three races forms the principal basis of the Brazilian population at the beginning of the 10th century.
Throughout his long labours in behalf of unrestricted commerce he never lost sight of this, as being the most precious result of the work in which he was engaged, - its tendency to diminish the hazards of war and to bring the nations of the world into closer and more lasting relations of peace and friendship with each other.