Lind had not known how long it would take Ember to truly solidify her foundation and become a fully fledged spirit. She had actually overshot Abby at the end result too!
He was unsure of how she perceived events but she had spent very long periods simply sitting still. He had felt immense forces flow into her but they mostly flowed right out again.
There had been times she needed consolation and others education. He did his best but the journey was hers alone.
He did his best not to influence her with his partial understanding and half baked ideas on what the Dao was like. He was comfortable with his own but even the Daos he inherited from the 2 Inheritances were only surface level at best.
Time flowed and he had to repair his weaving over time as the interior was under far more stress than the exterior.
He actually made massive progress on Time Laws of all kinds. Differential Law especially as he had to maintain the internal flow going faster than the exterior.