True humility involves opposites. The truly humble work in silence. Because they do not speak of their accomplishments, credit for them can never be taken away.
The seed of mystery lies in muddy water. How can I perceive this mystery? Water becomes clear through stillness. How can I become still? By flowing with the stream.
We join spokes together in a wheel, but it is the center hole that makes the wagon move. We shape clay into a pot, but it is the emptiness inside that holds whatever we want. We hammer wood for a house, but it is the inner space that makes it livable. We work with being, but non-being is what we use.
Treat those who are good with goodness, and also treat those who are not good with goodness. Thus goodness is attained. Be honest to those who are honest, and be also honest to those who are not honest. Thus honesty is attained.
Don't imagine that you'll discover {the truth} by accumulating more knowledge. Knowledge creates doubt, and doubt makes you ravenous for more knowledge. You can't get full eating this way.