Sobriety requires finding natural ways to be happy. Positivity is the key! Here are simple ways to hack into your happy chemicals: Dopamine, Serotonin, Endorphins, & Oxytocin. Remember drug addiction has reduced your capacity to produce these chemicals.
I don& know about all of them but the stomach one isn& true. Acid doesn& eat through because there is an enzyme that activates the acid when food is eaten and the acid remains dormant when no food is present: Wtf Fun Fact, Funny Random Fact