3 ms·
Richard Feynman spoke well and humorously on this topic: http://http://www.youtube.com/watch?v=XpYhM4x4PmY http://http://www.youtube.com/watch?v=XpYhM4x4PmY
by spodek 15y ago
Richard Feynman spoke well and humorously on this topic: http://http://www.youtube.com/watch?v=XpYhM4x4PmY http://http://www.youtube.com/watch?v=XpYhM4x4PmY