The ultimate destiny of the human race is the greatest moral perfection, provided that it is achieved through human freedom, whereby alone man is capable of the greatest happiness.

Feminine traits are called weaknesses. People joke about them; fools ridicule them; but reasonable persons see very well that those traits are just the tools for the management of men, and for the use of men for female designs.

It is therefore correct to say that the senses do not err — not because they always judge rightly, but because they do not judge at all.

Thrift is care and scruple in the spending of one's means. It is not a virtue and it requires neither skill nor talent.

In the mere concept of one thing it cannot be found any character of its existence.

This spirit of freedom is expanding even where it must struggle against the external obstacles of governments that misunderstand their own function. Such governments are illuminated by the example that the existence of freedom need not give cause for the least concern regarding public order and harmony in the commonwealth. If only they refrain from inventing artifices to keep themselves in it, men will gradually raise themselves from barbarism.

Act that your principle of action might safely be made a law for the whole world.