Immanuel Kant — German Philosopher born on April 22, 1724, died on February 12, 1804

Immanuel Kant was a German philosopher, a central figure of modern philosophy. He argued that fundamental concepts structure human experience, and that reason is the source of morality. His thought continues to have a major influence in contemporary thought, especially the fields of metaphysics, epistemology, ethics, political philosophy, and aesthetics... (wikipedia)

Two things awe me most, the starry sky above me and the moral law within me.
All our knowledge begins with the senses, proceeds then to the understanding, and ends with reason. There is nothing higher than reason.
I had therefore to remove knowledge, in order to make room for belief.
He who is cruel to animals becomes hard also in his dealings with men. We can judge the heart of a man by his treatment of animals.
Even philosophers will praise war as ennobling mankind, forgetting the Greek who said: 'War is bad in that it begets more evil than it kills.'