Image: the world has mountains, or: below heaven is mountain.
Sentence might be: distances himself and therefore no dislike and yet stern.
Line 2. 'Shackle' is a picture of a man with manacles.
Line 3. or: withdraw and find ties: even in retreat there will be ties. Make them subordinate to you, so you will feel strong and free. 'Attached' or tied, connected, concerned.
Line 4. or: withdraw and get love.
Line 6. Maybe the 10th oxen of Kakuan?