The monotony and solitude of a quiet life stimulates the creative mind.
I didn't arrive at my understanding of the fundamental laws of the universe through my rational mind.
Mere unbelief in a personal God is no philosophy at all.
What I see in Nature is a grand design that we can understand only imperfectly, one with which a responsible person must look at with humility.
I never made one of my discoveries through the process of rational thinking
The really valuable thing in the pageant of human life seems to me not the political state, but the creative, sentient individual, the personality; it alone creates the noble and the sublime, while the herd as such remains dull in thought and dull in feeling.