Nothing exists from whose nature some effect does not follow. – Baruch Spinoza
Whatsoever is contrary to nature is contrary to reason, and whatsoever is contrary to reason is absurd. – Baruch Spinoza

Nothing exists from whose nature some effect does not follow. – Baruch Spinoza
Whatsoever is contrary to nature is contrary to reason, and whatsoever is contrary to reason is absurd. – Baruch Spinoza
The highest activity a human being can attain is learning for understanding, because to understand is to be free. – Baruch Spinoza
Peace is not the absence of war, but a virtue based on strength of character. – Baruch Spinoza