In existographies, Leucippus (2455-2405 BE) (c.500-450 BCM) (IQ:180|#124↑) (PR:2,163|65AE / philosopher:135) (GCE:10) (ACR:18) (FA:7) (GPhE:#) (CR:214) (LH:19) (TL:233|#35) was a Greek physicist and philosopher, noted for 
Leucippus influenced: Democritus.
Quotes | On
The following are quotes on Leucippus:
- “The members of this school, and particularly the earliest, who were contemporaries of Pythagoras and young students of his in his old age, Philolaus and Eurytus … Leucippus and Alcmaeon.”
Quotes | By
The following are quotes by Leucippus:
- “Nothing happens in vain, but everything from reason and by necessity.”
- — Leucippus (c.460BC), On Mind (Fragment L1); cited (Ѻ) by Johannes Stobaeus (c.520AD) in Book of Selections (1.4.7c)
- “I refuse to believe that the sun, moon, and stars are living beings.”
- “Atoms are always in motion in space [void].”
- Taylor, C.C.W. (1999). The Atomists: Leucippus and Democritus: Fragments: a Text and Translation with a Commentary by C.C.W. Taylor (vain, pgs. 3, 93, 189; Leucippus school, pg. 54). University of Toronto Press.
- Schrodinger, Erwin. (1949). “Do Electrons Think?” (YT)(Ѻ), BBC talk.
- Democritus. (420BC). Fragments (editor: Rex Pay) (#:1-49) (txt), HumanisticTexts.org, 2005.
- Leucippus – Hmolpedia 2020.