To truly know the world, look deeply within your own being; to truly know yourself, take real interest in the world.

Intuition is for thinking what observation is for perception. Intuition and observation are the sources of our knowledge.

If humanity is to live in the future in a socially right way, humanity must educate its children in a socially right way.

Spiritual science attempts to speak about non-sensory things in the same way that the natural sciences speak about sense-perceptible things...No one can ever deny others the right to ignore the supersensible, but there is never any legitimate reason for people to declare themselves authorities, not only on what they themselves are capable of knowing, but also on what they suppose cannot be known by any other human being.

Our task is to educate the human being in such a way that he or she can bring to expression in the right way that which is living in the whole human being, and on the other side that which puts him/her into the world in the right way.

Spirit is never without matter, matter is never without spirit.

Geometry is knowledge that appears to be produced by human beings, yet whose meaning is totally independent of them.