Beauty presents an indeterminate concept of Understanding, the sublime an indeterminate concept of Reason.
Immanuel KantFrom such crooked wood as that which man is made of, nothing straight can be fashioned.
Immanuel KantBoth love of mankind, and respect for their rights are duties; the former however is only a conditional, the latter an unconditional, purely imperative duty, which he must be perfectly certain not to have transgressed who would give himself up to the secret emotions arising from benevolence.
Immanuel Kant