Thinking in pictures precedes thinking in words.

In all judgements by which we describe anything as beautiful, we allow no one to be of another opinion.

Freedom is the alone unoriginated birthright of man, and belongs to him by force of his humanity; and is independence on the will and co-action of every other in so far as this consists with every other person's freedom.

Act so as to use humanity, yourself and others, always as an end and never as a means to an end.

In man (as the only rational creature on earth) those natural capacities which are directed to the use of his reason are to be fully developed only in the race, not in the individual.

Both 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.

Live your life as though your every act were to become a universal law.