Firewall

The essence of training derives from consciously strengthening the immune system, under pressure.

See also: https://bartvanbroekhoven.com/en-US/component/search/?searchword=bandura&searchphrase=all&Itemid=298

See also: https://bartvanbroekhoven.com/en-US/component/search/?searchword=immune&searchphrase=all&Itemid=298