Act in such a way that you treat humanity, whether in your own person or in the person of any other, never merely as a means to an end, but always at the same time as an end.
We are following Allah's word. We believe that humanity's only duty is to honor Allah and his prophet Muhammad, peace be upon him. We are implementing what is written in the Koran. If we manage to do so, then of course it will be a success.
It is not from the benevolence of the butcher, the brewer, or the baker, that we expect our dinner, but from regard to their own interest. We address ourselves, not to their humanity but to their self-love, and never talk to them of our own necessities but of their advantages. Nobody but a beggar chooses to depend chiefly upon the benevolence of his fellow citizens.
Human freedom is realised in the adoption of humanity as an end in itself, for the one thing that no-one can be compelled to do by another is to adopt a particular end. - 'Metaphysical Principles of Virtue
We are being made aware that the organization of society on the principle of private profit, as well as public destruction, is leading both to the deformation of humanity by unregulated industrialism, and to the exhaustion of natural resources, and that a good deal of our material progress is a progress for which succeeding generations may have to pay dearly.
The truth is, of course, that the curtness of the Ten Commandments is an evidence, not of the gloom and narrowness of a religion, but, on the contrary, of its liberality and humanity. It is shorter to state the things forbidden than the things permitted; precisely because most things are permitted, and only a few things are forbidden.
Stay close to those who are not afraid to be vulnerable, because they have confidence in themselves and know that, at some point in our lives, we all stumble; they do not interpret this as a sign of weakness, but of humanity.
Avoid those who talk a great deal before acting, those who never take a step without being quite sure that it will bring them respect.