People who frequently engage in risky behaviors are extremely insensitive to the of their behavior.

People who frequently engage in risky behaviors are extremely insensitive to the future consequences of their behavior. For example, people who love to get drunk and drive while intoxicated know for a fact that this is dangerous as it may cause accidents but they don't consider the outcome of their behavior. Hence, many people still commit dui. 

answer; the government can clearly justify the restriction;