Jack dives into his thoughts supported by research on: The brain not fully developing until age 25 and alcohols influence on that process Drinking alcohol as a high schooler and college student Why the drinking culture is different in Australia vs. America Why we can serve our country on the front lines at 18 but can't legally have a beer until 21.  How alcohol can be painfully bad for you (but also good!) in terms of health, longevity, and achieving your goals Jack's rules for drinking alcohol and his stance on it as a whole.