private void Awake()
 {
     if (instance == null)
     {
         instance = this;
     }
 }
 private void OnValidate()
 {
     if (CharacterStatManager == null)
     {
         CharacterStatManager = FindObjectOfType <CharacterStatManager>();
     }
     if (characterUI == null)
     {
         characterUI = GetComponentInChildren <CharacterInfomationUI>();
     }
     if (characterSlotList == null)
     {
         characterSlotList = GetComponentInChildren <CharacterSlotList>();
     }
     if (skeleton == null)
     {
         skeleton = GetComponentInChildren <SkeletonCharacter>();
     }
 }