The ultimate happiness is doing nothing.
When you are identified with the One, all things will be complete to you.
The Tao has no place for pettiness, and nor has Virtue. Pettiness is dangerous to Virtue; pettiness is dangerous to the Tao. It is said, rectify yourself and be done.
He who regards all things as one is a companion of Nature.
Am I a human dreaming I am a butterfly or a butterfly dreaming I am a human?
Study is to study what cannot be studied. Undertaking means undertaking what cannot be undertaken. Philosophizing is to philosophize about what cannot be philosophized about. Knowing that knowing is unknowable is true perfection.