Freedom is only granted us that obedience may be more perfect.
When God shuts a door, He opens a window.
It’s unwise to pay too much, but it’s worse to pay too little.
He who can take no interest in what is small will take false interest in what is great.
You should read books like you take medicine, by advice, and not by advertisement.
The work of science is to substitute facts for appearances, and demonstrations for impressions.