> (e.g., Tierney's Willpower) that suggest that we have a finite reservoir of self-control that we should expend wisely. You mean Baumeister & Tierney's Willpo

> (e.g., Tierney's Willpower) that suggest that we have a finite reservoir of self-control that we should expend wisely. You mean Baumeister & Tierney's Willpower. That is not how I remember their thesis. I believe they compare willpower to a muscle in that it can become temporarily depleted, but also strengthened through practice. Either way, I would sooner take Baumeister's word for it, seeing as he has done actual research on this.