Tao Te Ching 28

Know the masculine [/yang] – act as from the feminine [/yin].
Allow yourself to be a watercourse for the world's flow.
    Being a watercourse for the world's flow,
       see that it is a conduit for positive energy.
    Reengage your childhood vision of life.

Know clarity – act as from the opaque.
Allow yourself to be a beacon for the world's hope.
    Being a beacon for the world's hope,
       have faith that the underlying principles of existence remain true.
    Reengage the limitless imagination you were born with.

Know greatness – act as from obscurity.
Allow yourself to be the great valley of the world.
    The way the world evolved was its ideal form.
    Reengage the honest simplicty of nature.

Wood is a natural resource:
   when cut it can be transformed into objects, tools, paper.
The wise make use of all forms:
   when they lead the greater circle is complete.