The expedition of Messrs. Lewis & Clarke for exploring the river Missouri, & the best communication from that to the Pacific ocean, has had all the success which could have been expected.
Thomas JeffersonTo consider judges as the ultimate arbiters of all constitutional questions is a very dangerous doctrine indeed, and one which would place us under the despotism of an oligarchy.
Thomas Jefferson...the science of calculation also is indispensable as far as the extraction of the square and cube roots: Algebra as far as the quadratic equation and the use of logarithms are often of value in ordinary cases: but all beyond these is but a luxury; a delicious luxury indeed; but not be in indulged in by one who is to have a profession to follow for his subsistence.
Thomas Jefferson