How to Build a Tunnel

Many don't know about Tunnel Boring machine(TBM). Technology may be EQUAL to human discretion but can NEVER OVERPOWER human discretion.DISCRETE MIND IS CHARACTERISTIC OF HUMAN.So pig-mindedness,collusive-mindedness,psychophancy and hypocracy are social ills which are appearing in politics.But politics can't solve social ills.Mediocre and insurgents have duty to solve social ills.But they ignored their duty and are joining in politics.SORRY!