Dialectical logic: quantity and quality | The ABCs of Marxist philosophy (Part 5)

Marxist logic is dialectical, not formal. That means its starting point is change and contradiction - all truths become untruths because all that exists will perish. But how do we use logic to understand change? How do things change? Want to learn more about philosophy? Pre-order your copy of Alan Woods' upcoming book 'History of Philosophy: A Marxist Perspective' today: https://www.marxist.com/hop Get involved with Socialist Appeal today! Join - https://www.socialist.net/join​ Donate - https://www.socialist.net/donate​ Subscribe - https://www.socialist.net/subscribe​ Follow us on Facebook, YouTube, Twitter and Soundcloud: Facebook - https://www.facebook.com/SocialistAppeal​ YouTube - https://www.youtube.com/c/SocialistNe...​ Twitter - https://www.twitter.com/socialist_app​ SoundCloud - https://www.soundcloud.com/socialist-appeal