Every idea, extended into infinity, becomes its own opposite.

To him who looks upon the world rationally, the world in its turn presents a rational aspect. The relation is mutual.

Every idea, extended into infinity, becomes its own opposite.

Genuine tragedy is a case not of right against wrong but of right against right - two equally justified ethical principles embodied in people of unchangeable will.

To him who looks at the world rationally the world looks rationally back.

To be aware of limitations is already to be beyond them.

Africa has no history and did not contribute to anything that mankind enjoyed.