They had years of lead time, but lacked the capacity to act.
Without families that work well, kids show up in schools lacking the capacity to learn.
No living human being, male or female, is so lacking the capacity to act.
Certain persons lack the legal capacity to make a contract.
They had no art and lacked the capacity for creative expression.
Older siblings may lack the capacity to acknowledge the child's needs.
I might have the aspirations of a younger man, but lacked the capacity.
"But in my present state I lack the capacity."
The physical, the sexual part - he lacked the capacity and the desire, largely.
So far they seem to lack the capacity to deal with internal conflict.
