Suicide is not abominable because God prohibits it; God prohibits it because it is abominable. – Immanuel Kant
In every department of physical science there is only so much science, properly so-called, as there is mathematics. – Immanuel Kant

Suicide is not abominable because God prohibits it; God prohibits it because it is abominable. – Immanuel Kant
In every department of physical science there is only so much science, properly so-called, as there is mathematics. – Immanuel Kant
Morality is not the doctrine of how we may make ourselves happy, but how we may make ourselves worthy of happiness. – Immanuel Kant
All our knowledge begins with the senses, proceeds then to the understanding, and ends with reason. There is nothing higher than reason. – Immanuel Kant