Question

how can we learn from failure?

Answer 1

if once we fail we should not be discouraged, we should learn from it....
if we fails in something that means we are getting one more opportunity to do something wonderful

Answer 2

We can learn from failure because failires give us positive thinking towards their goal likewise If anyone gets failed, they become inspiration for us to study more bard and hard to get the best rank in his/her life.

HOPE IT HELPS YOU...