It's more than just a catchphrase used by motivational speakers. Too often many people fail to achieve their dreams because they give up too soon. If you are one of those people who is thinking about giving up on something then this story should motivate you not to give up. http://www.theguardian.com/world/2016/mar/16/french-woman-aged-91-gets-phd-after-30-years As long as you are alive don't give up on your dreams. You can get what you seek. Age doesn't matter.