Trade barriers constitute isolation; isolation gives rise to hatred, hatred to war, and war to invasion.

This question of legal plunder must be settled once and for all, and there are only three ways to settle it: (1) The few plunder the many. (2) Everybody plunders everybody. (3) Nobody plunders anybody.

When law and morality contradict each other, the citizen has the cruel alternative of either losing his moral sense or losing his respect for the law.

In short, is not liberty the freedom of every person to make full use of his faculties, so long as he does not harm other persons while doing so?

No society can exist if respect for the law does not to some extent prevail; but the surest way to have the laws respected is to make them respectable. When law and morality are in contradiction, the citizen finds himself in the cruel dilemma of either losing his moral sense or of losing respect for the law, two evils of which one is as great as the other, and between which it is difficult to choose.

There is not a tool, an implement, or a machine that has not resulted in a decrease in the contribution of human labor. Labor is not made permanently idle [though]; when replaced in one special category... it turns its attack against other obstacles on the main road to progress.

Let us first of all frugality in government-peace and freedom we will have as a bonus.