Attention cannot be commanded for long. James argued that it must be won — repeatedly — by giving the mind something new to notice in the subject itself.
Every teacher knows the moment when a class drifts. James explained this plainly: voluntary attention, the effortful kind, can only be sustained for a few seconds at a time. What we call "paying attention" for longer is really a series of renewed efforts, each one prompted by something fresh in what we are looking at.His advice was not to demand more effort from learners, but to change the material. A topic that is turned around, questioned from a new angle or connected to something the learner already cares about keeps offering new aspects to notice — and attention follows naturally.
This places responsibility on lesson design rather than on willpower alone. Varying the pace, asking learners to predict, compare or explain, and returning to an idea through different examples all help the mind stay engaged without exhausting it.
Holding attention is also about wellbeing. Tired, anxious or hungry learners have less attention to give. Recognising this is not lowering standards; it is understanding the conditions in which learning becomes possible.