Life-lessons from the vesicles: Variation between success and failure is what makes learning and memory. Life-lessons from the vesicles: Variation between success and failure is what makes learning and memory. Ioanna Stefani / Monday, February 17, 2020 0 3571 Variation between success and failure is what makes learning and memory. A quote from the Katz award lecture by Richard Tsien. Tags: synapseSubgroup Saturday SymposiaexocytosisAnnual Meeting 2020 Read more