Date: 1741

"But in the middle Stage of Life, or it may be from fifteen to fifty Years of Age, the Memory is generally in its happiest State, the Brain easily receives and long retains the Images and Traces which are impress'd upon on it, and the natural Spirits are more active to range these little infinite...

— Watts, Isaac (1674-1748)

Date: Tuesday, March 12, 1751

"There is no snare more dangerous to busy and excursive minds, than the cobwebs of petty inquisitiveness, which entangle them in trivial employments and minute studies, and detain them in a middle state, between the tediousness of total inactivity, and the fatigue of laborious efforts, enchant th...

— Johnson, Samuel (1709-1784)

Date: 1788-89

"But on the latter system [Plato's], the soul is the connecting medium of an intelligible and sensible nature, the bright repository of all middle forms, and the vigilant eye of all cogitative reasons"

— Taylor, Thomas (1758-1835)