Complaining is another way of saying to others, YOU SOLVE THE PROBLEM.
Envy and jealousy are very harmful because you are never ever satisfied with what you have and you never reflect on what you have. You constantly live your life on what you do not have.
Don't call for a revolution, but look at yourself honestly and create an evolution.
What you are today is the choice you made yesterday.
If we do not create inner peace, outer peace is not possible.
A persons outer action reflects their inner mind.