"Liberty, according to the most common acceptation of the word, means a power of acting or not acting, according to the determinations of the will."

"A woman may behave herself with good manners, and have even some vivacity in her turn of wit; but where her mind is so unfurnished, 'tis impossible her conversation can afford any entertainment to men…"

"The good of mankind is the only object of moral consideration."

"The most perfect philosophy of the natural kind only staves off our ignorance a little longer."

"All doctrines, however, are not to be admitted on the same footing. Each must be tried by its own proper evidence; and as this evidence is more or less convincing, we must assent to it more or less st…"