إذا لم تلائم الحقائق النظرية، فلتغيّر الحقائق

“The health of society thus depends quite as much on the independence of the ind…”

“What I see in Nature is a magnificent structure that we can comprehend only ver…”

“Learn from yesterday, live for today, hope for tomorrow.”

“Phantasie ist wichtiger als Wissen, denn Wissen ist begrenzt.”