Congratulations, you have achieved another important mission!

There's always a lesson to be learnt and it's important to keep it in mind.

So express yourselves on the following wall about the lesson(s) you have learnt about civilizations and their relationship with technologies.

You can tell what you've learnt, comment on the quote,

post other relevant quotes, post relevant (free, public domain) pictures...

Deadline 11/02/2017