Imagination without knowledge may create beautiful things, knowledge without imagination can create only perfect ones.
It is the duty of every citizen according to his best capacities to give validity to his convictions in political affairs.
I have always eaten animal flesh with a somewhat guilty conscience.
It's not that I'm so smart.
Any society which does not insist upon respect for all life must necessarily decay.
The words of language, as they are written or spoken, do not seem to play any role in my mechanism of thought. The physical entities which seem to serve as elements in thought are certain signs and more or less clear images.