I can't imagine experience the bearish market of 2018 and yet not learning some very important lessons. I am sure a lot of people who in one way or the other were affected, will have something to say and would have known about how to engage of combat some difficulties inherent in crypto space.
The experience is not enough for one to quit, but it is mean to equip you more.
Only a few people will draw conclusions. Most people leave the market or rest led by the hope that they'll compensate their losses. there are few people who trade having a plan, and they'll achieve success!