The true fountains of evidence [are] the head and heart of every rational and honest man. It is there nature has written her moral laws, and where every man may read them for himself.
Thomas Jefferson (1854). “The Writings of Thomas Jefferson: Correspondence, contin. Reports and opinions while Secretary of State”, p.613
![The true fountains of evidence [are] the head and heart of every rational and honest man. It is there nature has written her moral laws, and where every man may read them for himself.](http://cdn.quoteddaily.com/images/thomas-jefferson/the-true-fountains-of-evidence-are-the-head-and-heart-of-every-rational-and-honest-man-it-is-there-nature.jpg)