Philosophy stands in need of a science which shall determine the possibility, principles, and extent of human knowledge à priori.
Honesty is better than any policy.
Do what is right, though the world may perish.
Freedom is that faculty that enlarges the usefulness of all other faculties.
A single line in the Bible has consoled me more than all the books I ever read besides.
Without man and his potential for moral progress, the whole of reality would be a mere wilderness, a thing in vain, and have no final purpose.