It is therefore worthwhile, to search out the bounds between opinion and knowledge; and examine by what measures, in things, whereof we have no certain knowledge, we ought to regulate our assent, and moderate our persuasions.

That which parents should take care of... is to distinguish between the wants of fancy, and those of nature.

Memory is the power to revive again in our minds those ideas which after imprinting have disappeared, or have been laid aside out of sight.

As people are walking all the time, in the same spot, a path appears.

The next thing is by gentle degrees to accustom children to those things they are too much afraid of. But here great caution is to be used, that you do not make too much haste, nor attempt this cure too early, for fear lest you increase the mischief instead of remedying it.

The Church which taught men not to keep faith with heretics, had no claim to toleration.

Consciousness is the perception of what passes in man's own mind.