4:44pm PDT - May 7th, 2021
RT @Spookythermite: @RedditTeens Pavlov is basically the father of classical conditioning. Ring a bell while feeding a dog and eventually r…
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naji! ΔΔΔ (@cushee__)
4:44pm PDT - May 7th, 2021
naji! ΔΔΔ (@cushee__)