Heaven has given human beings three things to balance the odds of life: hope, sleep, and laughter.

Philosophy stands in need of a science which shall determine the possibility, principles, and extent of human knowledge à priori.

At some future day it will be proved, I cannot say when and where, that the human soul is, while in earth life, already in an uninterrupted communication with those living in another world.

We are not rich by what we possess but by what we can do without.

Standing armies shall in time be totally abolished.

Intuition and concepts constitute... the elements of all our knowledge, so that neither concepts without an intuition in some way corresponding to them, nor intuition without concepts, can yield knowledge.

If we could see ourselves... as we really are, we should see ourselves in a world of spiritual natures, our community which neither began at birth nor will end with the death of the body.