-thorin always having been the most sensitive one of his siblings. this leading to said siblings and thrain and balin and dwalin being ferociously protective of him
-thorin deeply shaken at watching thror’s increasing madness
-his friends having to watch him become more hardened and closed off after the dragon, after azanulbizar and everything and it physically hurts them
-dis regularly dumping her sons into thorin’s arms (cause that’s the only time he’s able to smile now)
-him meeting and falling for bilbo and dwalin and balin can watch his shell crack very slowly
-thorin being so insecure about their relationship after the botfa and being SOSOSOS relieved when bilbo decides to stay with him
-thorin having to be reassured and needing much emotional support to finally let all the emotional trauma heal
-thorin sobbing while being held by bilbo
-him then falling asleep curled into bilbo’s chest