Never try to learn so many things at one time.

Never accept disrespect from anyone. No matter how close he/she is.

Never waste your time for anyone.If they really don't care for you.

Never advice to people, who don't value your advice or not interested in your advice.

Never fall in love before accomplishing the goal.

Never demotivate anyone.

Never judge a person without knowing them.

Never give to much importance to them who are not interested in you.

Never think you cannot do anything.