The scientist is motivated primarily by curiosity and a desire for tr… — Irving Langmuir

If history and science have taught us anything, it is that passion and desire are not the same as truth. — E. O. Wilson
Art has a double face, of expression and illusion, just like science has a double face: the reality of error and the phantom of truth. — Publilius Syrus
Science has fulfilled her function when she has ascertained and enunciated truth. — Thomas Huxley
This coupling together of science with international peace, is, I think, particularly significant. — Irving Langmuir
History proves abundantly that pure science, undertaken without regard to applications to human needs, is usually ultimately of direct benefit to mankind. — Irving Langmuir
Science, almost from its beginnings, has been truly international in character. National prejudices disappear completely in the scientist's search for truth. — Irving Langmuir