“Manwho lives in three places in the past, in the present, and in the future can be unhappy if one of these three is worthless. Religion has even added a fourth eternity.”

“Many are less fortunate than you may not be a roof to live under, but it will serve to retire beneath in the event of a shower.”

“If we thought more for ourselves we would have very many more bad books and very many more good ones.”

“When they have discovered truth in nature they fling it into a book, where it is even worse hands.”

“...if we gained only one incontestable truth every ten years from each of our philosophical writers the harvest we reaped would be sufficient.”

“It is almost impossible to carry the torch of truth through a crowd without singeing somebody's beard.”