Vitalik Buterin: @Leo_Glisic @avsa @TBSocialist 例如。旅行自由也是一个非常重要的元自由，它经常使人们免于侵犯其他自由。

原推：@Leo_Glisic @avsa @TBSocialist Eg. freedom to travel is also a really important meta-freedom that frequently rescues people from infringement of other freedoms.
https://twitter.com/VitalikButerin/status/1524425832248139776