Ahmed Isavand Heydari / Profile Ahmed Isavand Heydari Iran 16 “The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge” January February March April May June July August September October November December 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 :
